Base | Representation |
---|---|
bin | 10101011110101101… |
… | …101101011010101011 |
3 | 2012112100202100202110 |
4 | 111132231231122223 |
5 | 334213323033131 |
6 | 14332334533403 |
7 | 1444354502520 |
oct | 253655553253 |
9 | 65470670673 |
10 | 23063877291 |
11 | 9865a59414 |
12 | 4578067263 |
13 | 2237395b90 |
14 | 118b199147 |
15 | 8eec2b646 |
hex | 55eb6d6ab |
23063877291 has 32 divisors (see below), whose sum is σ = 38146490368. Its totient is φ = 12069751680.
The previous prime is 23063877281. The next prime is 23063877311. The reversal of 23063877291 is 19277836032.
It is not a de Polignac number, because 23063877291 - 27 = 23063877163 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 23063877291.
It is not an unprimeable number, because it can be changed into a prime (23063877251) 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, 297940 + ... + 367281.
It is an arithmetic number, because the mean of its divisors is an integer number (1192077824).
Almost surely, 223063877291 is an apocalyptic number.
23063877291 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
23063877291 is a deficient number, since it is larger than the sum of its proper divisors (15082613077).
23063877291 is a wasteful number, since it uses less digits than its factorization.
23063877291 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 665371.
The product of its (nonzero) digits is 762048, while the sum is 48.
The spelling of 23063877291 in words is "twenty-three billion, sixty-three million, eight hundred seventy-seven thousand, two hundred ninety-one".
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