Base | Representation |
---|---|
bin | 10101011110010100… |
… | …000001111000011001 |
3 | 2012111220002100022000 |
4 | 111132110001320121 |
5 | 334210112122434 |
6 | 14331534351213 |
7 | 1444243334106 |
oct | 253624017031 |
9 | 65456070260 |
10 | 23057145369 |
11 | 9862180645 |
12 | 457595b509 |
13 | 2235b799ab |
14 | 118a325aad |
15 | 8ee34bb99 |
hex | 55e501e19 |
23057145369 has 32 divisors (see below), whose sum is σ = 34978416000. Its totient is φ = 15003092160.
The previous prime is 23057145343. The next prime is 23057145389. The reversal of 23057145369 is 96354175032.
23057145369 is a `hidden beast` number, since 2 + 3 + 0 + 571 + 45 + 36 + 9 = 666.
It is not a de Polignac number, because 23057145369 - 223 = 23048756761 is a prime.
It is a super-2 number, since 2×230571453692 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (23057145389) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1791979 + ... + 1804799.
It is an arithmetic number, because the mean of its divisors is an integer number (1093075500).
Almost surely, 223057145369 is an apocalyptic number.
It is an amenable number.
23057145369 is a deficient number, since it is larger than the sum of its proper divisors (11921270631).
23057145369 is a wasteful number, since it uses less digits than its factorization.
23057145369 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14422 (or 14416 counting only the distinct ones).
The product of its (nonzero) digits is 680400, while the sum is 45.
The spelling of 23057145369 in words is "twenty-three billion, fifty-seven million, one hundred forty-five thousand, three hundred sixty-nine".
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