Base | Representation |
---|---|
bin | 110000000110101… |
… | …011101000110010 |
3 | 2002020121210101221 |
4 | 300012223220302 |
5 | 3123101323340 |
6 | 212030015254 |
7 | 25666610455 |
oct | 6006535062 |
9 | 2066553357 |
10 | 807057970 |
11 | 384621664 |
12 | 1a634752a |
13 | cb2845c4 |
14 | 7928549c |
15 | 4acbd44a |
hex | 301aba32 |
807057970 has 32 divisors (see below), whose sum is σ = 1504464192. Its totient is φ = 311502912.
The previous prime is 807057961. The next prime is 807057989. The reversal of 807057970 is 79750708.
It is a Harshad number since it is a multiple of its sum of digits (43).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24384 + ... + 46996.
It is an arithmetic number, because the mean of its divisors is an integer number (47014506).
Almost surely, 2807057970 is an apocalyptic number.
807057970 is a deficient number, since it is larger than the sum of its proper divisors (697406222).
807057970 is a wasteful number, since it uses less digits than its factorization.
807057970 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22746.
The product of its (nonzero) digits is 123480, while the sum is 43.
The square root of 807057970 is about 28408.7657246843. The cubic root of 807057970 is about 931.0397935829.
The spelling of 807057970 in words is "eight hundred seven million, fifty-seven thousand, nine hundred seventy".
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