Base | Representation |
---|---|
bin | 111111001100001… |
… | …1010111111001000 |
3 | 12110202202222121111 |
4 | 1332120122333020 |
5 | 13320301044313 |
6 | 550222020104 |
7 | 103354342432 |
oct | 17630327710 |
9 | 5422688544 |
10 | 2120331208 |
11 | 998965246 |
12 | 4b2117634 |
13 | 27a388c68 |
14 | 16185d652 |
15 | c623143d |
hex | 7e61afc8 |
2120331208 has 32 divisors (see below), whose sum is σ = 4053099960. Its totient is φ = 1039610880.
The previous prime is 2120331181. The next prime is 2120331223. The reversal of 2120331208 is 8021330212.
It can be written as a sum of positive squares in 4 ways, for example, as 1107691524 + 1012639684 = 33282^2 + 31822^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158010 + ... + 170902.
Almost surely, 22120331208 is an apocalyptic number.
It is an amenable number.
2120331208 is a deficient number, since it is larger than the sum of its proper divisors (1932768752).
2120331208 is a wasteful number, since it uses less digits than its factorization.
2120331208 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13297 (or 13293 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 22.
The square root of 2120331208 is about 46047.0542814630. The cubic root of 2120331208 is about 1284.6985536443.
The spelling of 2120331208 in words is "two billion, one hundred twenty million, three hundred thirty-one thousand, two hundred eight".
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