Base | Representation |
---|---|
bin | 1101011100101011000… |
… | …1010111001110101101 |
3 | 211002100020111102111212 |
4 | 3113022301113032231 |
5 | 12241130003021100 |
6 | 254045222124205 |
7 | 22456160556566 |
oct | 3271261271655 |
9 | 732306442455 |
10 | 231035204525 |
11 | 89a88393764 |
12 | 38939280665 |
13 | 18a2bcc9318 |
14 | b279bdd16d |
15 | 6022dd5635 |
hex | 35cac573ad |
231035204525 has 6 divisors (see below), whose sum is σ = 286483653642. Its totient is φ = 184828163600.
The previous prime is 231035204497. The next prime is 231035204537. The reversal of 231035204525 is 525402530132.
It can be written as a sum of positive squares in 3 ways, for example, as 73290401284 + 157744803241 = 270722^2 + 397171^2 .
It is not a de Polignac number, because 231035204525 - 28 = 231035204269 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 231035204491 and 231035204500.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4620704066 + ... + 4620704115.
It is an arithmetic number, because the mean of its divisors is an integer number (47747275607).
Almost surely, 2231035204525 is an apocalyptic number.
231035204525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
231035204525 is a deficient number, since it is larger than the sum of its proper divisors (55448449117).
231035204525 is an equidigital number, since it uses as much as digits as its factorization.
231035204525 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9241408191 (or 9241408186 counting only the distinct ones).
The product of its (nonzero) digits is 36000, while the sum is 32.
Adding to 231035204525 its reverse (525402530132), we get a palindrome (756437734657).
The spelling of 231035204525 in words is "two hundred thirty-one billion, thirty-five million, two hundred four thousand, five hundred twenty-five".
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