Base | Representation |
---|---|
bin | 10010110001101… |
… | …11010000001000 |
3 | 101222101110211011 |
4 | 21120313100020 |
5 | 310310401322 |
6 | 23344013304 |
7 | 3621556510 |
oct | 1130672010 |
9 | 358343734 |
10 | 157512712 |
11 | 80a036a5 |
12 | 44901234 |
13 | 2682c5b6 |
14 | 16cc2840 |
15 | dc65677 |
hex | 9637408 |
157512712 has 32 divisors (see below), whose sum is σ = 342573120. Its totient is φ = 66496320.
The previous prime is 157512709. The next prime is 157512727. The reversal of 157512712 is 217215751.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17239 + ... + 24742.
It is an arithmetic number, because the mean of its divisors is an integer number (10705410).
Almost surely, 2157512712 is an apocalyptic number.
It is an amenable number.
157512712 is an abundant number, since it is smaller than the sum of its proper divisors (185060408).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
157512712 is a wasteful number, since it uses less digits than its factorization.
157512712 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 42061 (or 42057 counting only the distinct ones).
The product of its digits is 4900, while the sum is 31.
The square root of 157512712 is about 12550.4068459951. The cubic root of 157512712 is about 540.0556778438.
The spelling of 157512712 in words is "one hundred fifty-seven million, five hundred twelve thousand, seven hundred twelve".
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