Welcome to the dictionary of numbers

This page will tell you almost everything that it is necessary to know about number: 1
Let's begin with a basic information:

Number 1

Structure

Number 1 has 1 figures which are brought to 1. In English it sounds so: one. Besides, the numbers representing number 1 are: one.
Number 1 - decimal number which means that on the basis 10. 1 can be also presented in different bases, such as the Binary system of calculation also looks: 1, the Octal system of an calculation also, also looks as and 16, in Hexadecimal system of calculation and looks as follows: . 1 The number in the triple system of reference looks like: in fourfold: 1 in pyatirichoy: in shestirichnoy: 1 in the septenary: . Also the number of number systems in from 4 to 34.

Characteristic

Number 1 is Positive and Odd. His inverse number 1 and negative number -1. Number 1 can be divided on 1 without the rest. Besides, it is an ideal square, and it not a prime number. Now let's use trigonometrical functions. By means of sinusoidal function: Sin(1°) gives 0,841, using function of the Cosine of the cos function (1°) gives 0,54 and through the Tangent the tan function(1°) is made by 1,557. Arctangent number is 1 0,785, area of ​​a circle of radius equal to 1 3,142 exponent in powers of 1 is 2,718.
Binary (base two): 1
Number (base 4): 1
Number (base 6): 1
Number (base 8): 1
Number (base 10): 1
Number (base 12): 1
Number (base 14): 1
Number (base 16): 1
Number (base 18): 1
Number (base 20): 1
Number (base 22): 1
Number (base 24): 1
Number (base 26): 1
Number (base 28): 1
Number (base 30): 1
Number (base 32): 1
Number (base 34): 1
Inverse: 1
Counter: -1
Divisible by: 1
Factorial number: 1
Number of digits: 1
Sum of digits: 1
Product of digits: 1
1 radian is equal (degree): 57,296
Next number: 2
Number (base 3): 1
Number (base 5): 1
Number (base 7): 1
Number (base 9): 1
Number (base 11): 1
Number (base 13): 1
Number (base 15): 1
Number (base 17): 1
Number (base 19): 1
Number (base 21): 1
Number (base 23): 1
Number (base 25): 1
Number (base 27): 1
Number (base 29): 1
Number (base 31): 1
Number (base 33): 1
Even / Odd: Odd
Unix Timestamp: Thu Jan 01 00:00:01 1970
Perfect square: YES ( 1 )
Prime: NO
Positive / Negative: Positive
English: one
English digits: one
Sin: 0,841
Cos: 0,54
Tan: 1,557
Atan: 0,785
Area of a circle r= 1: 3,142
exhibitor (degree 1): 2,718