Base | Representation |
---|---|
bin | 10101100010101011… |
… | …001101111101010100 |
3 | 2012200222210122212110 |
4 | 111202223031331110 |
5 | 334332331124022 |
6 | 14343111151020 |
7 | 1446122405133 |
oct | 254253157524 |
9 | 65628718773 |
10 | 23130333012 |
11 | 989a5195a6 |
12 | 4596375470 |
13 | 22480933a7 |
14 | 1195d3791a |
15 | 9059a700c |
hex | 562acdf54 |
23130333012 has 48 divisors (see below), whose sum is σ = 56824084800. Its totient is φ = 7302677760.
The previous prime is 23130332999. The next prime is 23130333043. The reversal of 23130333012 is 21033303132.
It is a self number, because there is not a number n which added to its sum of digits gives 23130333012.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1379962 + ... + 1396622.
It is an arithmetic number, because the mean of its divisors is an integer number (1183835100).
Almost surely, 223130333012 is an apocalyptic number.
It is an amenable number.
23130333012 is an abundant number, since it is smaller than the sum of its proper divisors (33693751788).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23130333012 is a wasteful number, since it uses less digits than its factorization.
23130333012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22776 (or 22774 counting only the distinct ones).
The product of its (nonzero) digits is 972, while the sum is 21.
Adding to 23130333012 its reverse (21033303132), we get a palindrome (44163636144).
The spelling of 23130333012 in words is "twenty-three billion, one hundred thirty million, three hundred thirty-three thousand, twelve".
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