Base | Representation |
---|---|
bin | 10101111001100011… |
… | …110000010010000100 |
3 | 2020200202012210021210 |
4 | 111321203300102010 |
5 | 341124122034140 |
6 | 14445144011420 |
7 | 1461463563531 |
oct | 257143602204 |
9 | 66622183253 |
10 | 23514252420 |
11 | 9a7720096a |
12 | 4682a60b70 |
13 | 22a9794539 |
14 | 11d0d13d88 |
15 | 929540d80 |
hex | 5798f0484 |
23514252420 has 48 divisors (see below), whose sum is σ = 67082178240. Its totient is φ = 6152155776.
The previous prime is 23514252407. The next prime is 23514252467. The reversal of 23514252420 is 2425241532.
It is a Harshad number since it is a multiple of its sum of digits (30).
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, 3694030 + ... + 3700389.
It is an arithmetic number, because the mean of its divisors is an integer number (1397545380).
Almost surely, 223514252420 is an apocalyptic number.
23514252420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
23514252420 is an abundant number, since it is smaller than the sum of its proper divisors (43567925820).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23514252420 is a wasteful number, since it uses less digits than its factorization.
23514252420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7394484 (or 7394482 counting only the distinct ones).
The product of its (nonzero) digits is 19200, while the sum is 30.
Adding to 23514252420 its reverse (2425241532), we get a palindrome (25939493952).
The spelling of 23514252420 in words is "twenty-three billion, five hundred fourteen million, two hundred fifty-two thousand, four hundred twenty".
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