Base | Representation |
---|---|
bin | 10010110001101… |
… | …001100001100100 |
3 | 210221201220122220 |
4 | 102301221201210 |
5 | 1121120130103 |
6 | 51131352340 |
7 | 10543333002 |
oct | 2261514144 |
9 | 727656586 |
10 | 315005028 |
11 | 1518a2a38 |
12 | 895b26b0 |
13 | 50352810 |
14 | 2db9ba72 |
15 | 1c9c4c53 |
hex | 12c69864 |
315005028 has 48 divisors (see below), whose sum is σ = 833219520. Its totient is φ = 91822464.
The previous prime is 315005027. The next prime is 315005029. The reversal of 315005028 is 820500513.
It is an interprime number because it is at equal distance from previous prime (315005027) and next prime (315005029).
It is a junction number, because it is equal to n+sod(n) for n = 315004989 and 315005007.
It is not an unprimeable number, because it can be changed into a prime (315005027) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50175 + ... + 56102.
It is an arithmetic number, because the mean of its divisors is an integer number (17358740).
Almost surely, 2315005028 is an apocalyptic number.
315005028 is a gapful number since it is divisible by the number (38) formed by its first and last digit.
It is an amenable number.
315005028 is an abundant number, since it is smaller than the sum of its proper divisors (518214492).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
315005028 is a wasteful number, since it uses less digits than its factorization.
315005028 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 106316 (or 106314 counting only the distinct ones).
The product of its (nonzero) digits is 1200, while the sum is 24.
The square root of 315005028 is about 17748.3809965867. The cubic root of 315005028 is about 680.4128317851.
The spelling of 315005028 in words is "three hundred fifteen million, five thousand, twenty-eight".
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