Base | Representation |
---|---|
bin | 10010001001011010100… |
… | …11000100011000011101 |
3 | 2012121102220010122201022 |
4 | 21010231103010120131 |
5 | 40203442214400300 |
6 | 1154240144453525 |
7 | 63022442342351 |
oct | 11045523043035 |
9 | 2177386118638 |
10 | 623530231325 |
11 | 22048a618671 |
12 | a0a1701a2a5 |
13 | 46a4c827b01 |
14 | 22271357461 |
15 | 113459b8285 |
hex | 912d4c461d |
623530231325 has 6 divisors (see below), whose sum is σ = 773177486874. Its totient is φ = 498824185040.
The previous prime is 623530231319. The next prime is 623530231367. The reversal of 623530231325 is 523132035326.
It can be written as a sum of positive squares in 3 ways, for example, as 1920981241 + 621609250084 = 43829^2 + 788422^2 .
It is not a de Polignac number, because 623530231325 - 28 = 623530231069 is a prime.
It is a super-2 number, since 2×6235302313252 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12470604602 + ... + 12470604651.
It is an arithmetic number, because the mean of its divisors is an integer number (128862914479).
Almost surely, 2623530231325 is an apocalyptic number.
It is an amenable number.
623530231325 is a deficient number, since it is larger than the sum of its proper divisors (149647255549).
623530231325 is a wasteful number, since it uses less digits than its factorization.
623530231325 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24941209263 (or 24941209258 counting only the distinct ones).
The product of its (nonzero) digits is 97200, while the sum is 35.
The spelling of 623530231325 in words is "six hundred twenty-three billion, five hundred thirty million, two hundred thirty-one thousand, three hundred twenty-five".
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