Base | Representation |
---|---|
bin | 1001001010110101101… |
… | …10000000100011111101 |
3 | 1010010012211210122211001 |
4 | 10211122312000203331 |
5 | 20130214010021000 |
6 | 400422434530301 |
7 | 31522253635510 |
oct | 4453266004375 |
9 | 1103184718731 |
10 | 315056720125 |
11 | 111684339a54 |
12 | 51087a36991 |
13 | 2392c346a64 |
14 | 1136aaccd77 |
15 | 82de47946a |
hex | 495ad808fd |
315056720125 has 32 divisors (see below), whose sum is σ = 453483613440. Its totient is φ = 214056820800.
The previous prime is 315056720123. The next prime is 315056720159. The reversal of 315056720125 is 521027650513.
It is not a de Polignac number, because 315056720125 - 21 = 315056720123 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (315056720123) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1556299 + ... + 1747048.
It is an arithmetic number, because the mean of its divisors is an integer number (14171362920).
Almost surely, 2315056720125 is an apocalyptic number.
315056720125 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
It is an amenable number.
315056720125 is a deficient number, since it is larger than the sum of its proper divisors (138426893315).
315056720125 is a wasteful number, since it uses less digits than its factorization.
315056720125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3303478 (or 3303468 counting only the distinct ones).
The product of its (nonzero) digits is 63000, while the sum is 37.
The spelling of 315056720125 in words is "three hundred fifteen billion, fifty-six million, seven hundred twenty thousand, one hundred twenty-five".
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