Base | Representation |
---|---|
bin | 10101011011111001… |
… | …110001110101010010 |
3 | 2012102001222222122200 |
4 | 111123321301311102 |
5 | 334114234200313 |
6 | 14323531544030 |
7 | 1443242542131 |
oct | 253371616522 |
9 | 65361888580 |
10 | 23016709458 |
11 | 9841372536 |
12 | 45642bb016 |
13 | 222a68c912 |
14 | 1184bdb918 |
15 | 8eaa10b73 |
hex | 55be71d52 |
23016709458 has 18 divisors (see below), whose sum is σ = 49870931799. Its totient is φ = 7672021932.
The previous prime is 23016709439. The next prime is 23016709501. The reversal of 23016709458 is 85490761032.
23016709458 is a `hidden beast` number, since 2 + 30 + 167 + 0 + 9 + 458 = 666.
It can be written as a sum of positive squares in only one way, i.e., 11508354729 + 11508354729 = 107277^2 + 107277^2 .
It is a tau number, because it is divible by the number of its divisors (18).
It is an ABA number since it can be written as A⋅BA, here for A=2, B=107277.
It is an alternating number because its digits alternate between even and odd.
It is an unprimeable number.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 625783 + ... + 661541.
It is a 1-persistent number, because it is pandigital, but 2⋅23016709458 = 46033418916 is not.
Almost surely, 223016709458 is an apocalyptic number.
23016709458 is an abundant number, since it is smaller than the sum of its proper divisors (26854222341).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23016709458 is an frugal number, since it uses more digits than its factorization.
23016709458 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 71526 (or 35764 counting only the distinct ones).
The product of its (nonzero) digits is 362880, while the sum is 45.
The spelling of 23016709458 in words is "twenty-three billion, sixteen million, seven hundred nine thousand, four hundred fifty-eight".
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