Base | Representation |
---|---|
bin | 10010110010001… |
… | …010101001101011 |
3 | 210221222210210100 |
4 | 102302022221223 |
5 | 1121134000330 |
6 | 51134320443 |
7 | 10544436411 |
oct | 2262125153 |
9 | 727883710 |
10 | 315140715 |
11 | 15198597a |
12 | 89659123 |
13 | 5039c4c6 |
14 | 2dbd52b1 |
15 | 1ca00060 |
hex | 12c8aa6b |
315140715 has 12 divisors (see below), whose sum is σ = 546243984. Its totient is φ = 168075024.
The previous prime is 315140663. The next prime is 315140741. The reversal of 315140715 is 517041513.
It is not a de Polignac number, because 315140715 - 27 = 315140587 is a prime.
It is a super-2 number, since 2×3151407152 = 198627340501422450, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3501519 + ... + 3501608.
It is an arithmetic number, because the mean of its divisors is an integer number (45520332).
Almost surely, 2315140715 is an apocalyptic number.
315140715 is a deficient number, since it is larger than the sum of its proper divisors (231103269).
315140715 is a wasteful number, since it uses less digits than its factorization.
315140715 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7003138 (or 7003135 counting only the distinct ones).
The product of its (nonzero) digits is 2100, while the sum is 27.
The square root of 315140715 is about 17752.2031027138. The cubic root of 315140715 is about 680.5105126843.
The spelling of 315140715 in words is "three hundred fifteen million, one hundred forty thousand, seven hundred fifteen".
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