Base | Representation |
---|---|
bin | 1101011111000111000… |
… | …0010111011011100001 |
3 | 211011000211012121120122 |
4 | 3113301300113123201 |
5 | 12243444422122000 |
6 | 254234144450025 |
7 | 22511322112313 |
oct | 3276160273341 |
9 | 734024177518 |
10 | 231689254625 |
11 | 8a2935a9234 |
12 | 38aa0319915 |
13 | 18b0466a90a |
14 | b2dca157b3 |
15 | 606052d085 |
hex | 35f1c176e1 |
231689254625 has 16 divisors (see below), whose sum is σ = 292808305920. Its totient is φ = 183005175600.
The previous prime is 231689254607. The next prime is 231689254651. The reversal of 231689254625 is 526452986132.
It is not a de Polignac number, because 231689254625 - 28 = 231689254369 is a prime.
It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11721227 + ... + 11740976.
It is an arithmetic number, because the mean of its divisors is an integer number (18300519120).
Almost surely, 2231689254625 is an apocalyptic number.
231689254625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
231689254625 is a deficient number, since it is larger than the sum of its proper divisors (61119051295).
231689254625 is an equidigital number, since it uses as much as digits as its factorization.
231689254625 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23462297 (or 23462287 counting only the distinct ones).
The product of its digits is 6220800, while the sum is 53.
The spelling of 231689254625 in words is "two hundred thirty-one billion, six hundred eighty-nine million, two hundred fifty-four thousand, six hundred twenty-five".
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