Base | Representation |
---|---|
bin | 10110010011111101… |
… | …000001011111110111 |
3 | 2021211121110222020000 |
4 | 112103331001133313 |
5 | 343031003143101 |
6 | 15001123242343 |
7 | 1505451566250 |
oct | 262375013767 |
9 | 67747428200 |
10 | 23957084151 |
11 | a184170a00 |
12 | 47872193b3 |
13 | 234a451550 |
14 | 1233a67b27 |
15 | 953365486 |
hex | 593f417f7 |
23957084151 has 120 divisors (see below), whose sum is σ = 48416498592. Its totient is φ = 11487484800.
The previous prime is 23957084141. The next prime is 23957084159. The reversal of 23957084151 is 15148075932.
23957084151 is a `hidden beast` number, since 2 + 39 + 570 + 8 + 41 + 5 + 1 = 666.
It is not a de Polignac number, because 23957084151 - 27 = 23957084023 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 23957084097 and 23957084106.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23957084159) by changing a digit.
It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 878461 + ... + 905321.
Almost surely, 223957084151 is an apocalyptic number.
23957084151 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
23957084151 is an abundant number, since it is smaller than the sum of its proper divisors (24459414441).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23957084151 is a wasteful number, since it uses less digits than its factorization.
23957084151 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26915 (or 26895 counting only the distinct ones).
The product of its (nonzero) digits is 302400, while the sum is 45.
The spelling of 23957084151 in words is "twenty-three billion, nine hundred fifty-seven million, eighty-four thousand, one hundred fifty-one".
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