Base | Representation |
---|---|
bin | 10101101000101101… |
… | …001110001010101100 |
3 | 2012222001012120022110 |
4 | 111220231032022230 |
5 | 340034232141302 |
6 | 14401124044020 |
7 | 1451461450146 |
oct | 255055161254 |
9 | 65861176273 |
10 | 23231521452 |
11 | 9941651a07 |
12 | 4604233610 |
13 | 2263031ac9 |
14 | 11a5557c96 |
15 | 90e7e3b6c |
hex | 568b4e2ac |
23231521452 has 24 divisors (see below), whose sum is σ = 54209808576. Its totient is φ = 7743422608.
The previous prime is 23231521451. The next prime is 23231521499. The reversal of 23231521452 is 25412513232.
It is a super-3 number, since 3×232315214523 (a number of 32 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (23231521451) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 248803 + ... + 329189.
It is an arithmetic number, because the mean of its divisors is an integer number (2258742024).
Almost surely, 223231521452 is an apocalyptic number.
It is an amenable number.
23231521452 is an abundant number, since it is smaller than the sum of its proper divisors (30978287124).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23231521452 is a wasteful number, since it uses less digits than its factorization.
23231521452 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 104477 (or 104475 counting only the distinct ones).
The product of its digits is 14400, while the sum is 30.
The spelling of 23231521452 in words is "twenty-three billion, two hundred thirty-one million, five hundred twenty-one thousand, four hundred fifty-two".
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