Base | Representation |
---|---|
bin | 11100100111010110… |
… | …110110100110100011 |
3 | 2221022021122102222100 |
4 | 130213112312212203 |
5 | 1000411104321230 |
6 | 22040452541443 |
7 | 2135252546136 |
oct | 344726664643 |
9 | 87267572870 |
10 | 30725073315 |
11 | 12037559382 |
12 | 5b55921883 |
13 | 2b88672b71 |
14 | 16b686c21d |
15 | bec600660 |
hex | 7275b69a3 |
30725073315 has 12 divisors (see below), whose sum is σ = 53256793824. Its totient is φ = 16386705744.
The previous prime is 30725073311. The next prime is 30725073331. The reversal of 30725073315 is 51337052703.
30725073315 is a `hidden beast` number, since 307 + 250 + 73 + 31 + 5 = 666.
It is not a de Polignac number, because 30725073315 - 22 = 30725073311 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 30725073315.
It is not an unprimeable number, because it can be changed into a prime (30725073311) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 341389659 + ... + 341389748.
It is an arithmetic number, because the mean of its divisors is an integer number (4438066152).
Almost surely, 230725073315 is an apocalyptic number.
30725073315 is a deficient number, since it is larger than the sum of its proper divisors (22531720509).
30725073315 is a wasteful number, since it uses less digits than its factorization.
30725073315 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 682779418 (or 682779415 counting only the distinct ones).
The product of its (nonzero) digits is 66150, while the sum is 36.
The spelling of 30725073315 in words is "thirty billion, seven hundred twenty-five million, seventy-three thousand, three hundred fifteen".
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