Base | Representation |
---|---|
bin | 1001000101010001000011… |
… | …01001101011111001011000 |
3 | 2121201022122100022002122220 |
4 | 10202220201221223321120 |
5 | 10104210442100032412 |
6 | 110251030151544040 |
7 | 4130640543135153 |
oct | 442504151537130 |
9 | 77638570262586 |
10 | 19972162502232 |
11 | 6400168071a36 |
12 | 22a68a498b020 |
13 | b1b49cc51675 |
14 | 4d092d0ccc9a |
15 | 2497c601d68c |
hex | 122a21a6be58 |
19972162502232 has 64 divisors (see below), whose sum is σ = 51339715146720. Its totient is φ = 6469899568128.
The previous prime is 19972162502203. The next prime is 19972162502233. The reversal of 19972162502232 is 23220526127991.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19972162502233) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12361023 + ... + 13883054.
Almost surely, 219972162502232 is an apocalyptic number.
19972162502232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
19972162502232 is an abundant number, since it is smaller than the sum of its proper divisors (31367552644488).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19972162502232 is a wasteful number, since it uses less digits than its factorization.
19972162502232 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26244980 (or 26244976 counting only the distinct ones).
The product of its (nonzero) digits is 1632960, while the sum is 51.
The spelling of 19972162502232 in words is "nineteen trillion, nine hundred seventy-two billion, one hundred sixty-two million, five hundred two thousand, two hundred thirty-two".
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