Base | Representation |
---|---|
bin | 1010100001001110101110… |
… | …11011000111101111110100 |
3 | 10000220101202202200002210200 |
4 | 11100213113123013233310 |
5 | 11012443330323200040 |
6 | 121110411120320500 |
7 | 4605142564065426 |
oct | 520472733075764 |
9 | 100811682602720 |
10 | 23132013100020 |
11 | 7409260387770 |
12 | 2717180473130 |
13 | cba454a9b3b6 |
14 | 59d849b28816 |
15 | 2a1ab403c630 |
hex | 1509d76c7bf4 |
23132013100020 has 144 divisors (see below), whose sum is σ = 76550922721728. Its totient is φ = 5607395297280.
The previous prime is 23132013099961. The next prime is 23132013100051. The reversal of 23132013100020 is 2000131023132.
23132013100020 is a `hidden beast` number, since 2 + 31 + 320 + 1 + 310 + 0 + 0 + 2 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 23132013099966 and 23132013100002.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 30647812 + ... + 31393508.
It is an arithmetic number, because the mean of its divisors is an integer number (531603630012).
Almost surely, 223132013100020 is an apocalyptic number.
23132013100020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
23132013100020 is an abundant number, since it is smaller than the sum of its proper divisors (53418909621708).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23132013100020 is a wasteful number, since it uses less digits than its factorization.
23132013100020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 761390 (or 761385 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 23132013100020 its reverse (2000131023132), we get a palindrome (25132144123152).
The spelling of 23132013100020 in words is "twenty-three trillion, one hundred thirty-two billion, thirteen million, one hundred thousand, twenty".
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