Base | Representation |
---|---|
bin | 11110110000111… |
… | …000010011110110 |
3 | 1022222012010022100 |
4 | 132300320103312 |
5 | 2024112130123 |
6 | 123114242530 |
7 | 15535014204 |
oct | 3660702366 |
9 | 1288163270 |
10 | 516130038 |
11 | 245384156 |
12 | 124a26446 |
13 | 82c11bb8 |
14 | 4c794074 |
15 | 304a2643 |
hex | 1ec384f6 |
516130038 has 12 divisors (see below), whose sum is σ = 1118281788. Its totient is φ = 172043340.
The previous prime is 516130037. The next prime is 516130039. The reversal of 516130038 is 830031615.
It is an interprime number because it is at equal distance from previous prime (516130037) and next prime (516130039).
It is a super-2 number, since 2×5161300382 = 532780432251762888, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 516129993 and 516130020.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (516130037) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14336928 + ... + 14336963.
It is an arithmetic number, because the mean of its divisors is an integer number (93190149).
Almost surely, 2516130038 is an apocalyptic number.
516130038 is an abundant number, since it is smaller than the sum of its proper divisors (602151750).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
516130038 is a wasteful number, since it uses less digits than its factorization.
516130038 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28673899 (or 28673896 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 27.
The square root of 516130038 is about 22718.4955047644. The cubic root of 516130038 is about 802.1453034076.
The spelling of 516130038 in words is "five hundred sixteen million, one hundred thirty thousand, thirty-eight".
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