Base | Representation |
---|---|
bin | 111111001101001… |
… | …0101001011010111 |
3 | 12110210201102011100 |
4 | 1332122111023113 |
5 | 13320413103303 |
6 | 550240441143 |
7 | 103361525544 |
oct | 17632251327 |
9 | 5423642140 |
10 | 2120831703 |
11 | 999177281 |
12 | 4b23191b3 |
13 | 27a502a03 |
14 | 16194dbcb |
15 | c62ce8a3 |
hex | 7e6952d7 |
2120831703 has 6 divisors (see below), whose sum is σ = 3063423584. Its totient is φ = 1413887796.
The previous prime is 2120831701. The next prime is 2120831707. The reversal of 2120831703 is 3071380212.
It is not a de Polignac number, because 2120831703 - 21 = 2120831701 is a prime.
It is a super-2 number, since 2×21208317032 = 8995854224899760418, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2120831701) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 117823975 + ... + 117823992.
Almost surely, 22120831703 is an apocalyptic number.
2120831703 is a deficient number, since it is larger than the sum of its proper divisors (942591881).
2120831703 is a wasteful number, since it uses less digits than its factorization.
2120831703 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 235647973 (or 235647970 counting only the distinct ones).
The product of its (nonzero) digits is 2016, while the sum is 27.
The square root of 2120831703 is about 46052.4885646802. The cubic root of 2120831703 is about 1284.7996282021.
The spelling of 2120831703 in words is "two billion, one hundred twenty million, eight hundred thirty-one thousand, seven hundred three".
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