Base | Representation |
---|---|
bin | 11011010011010001… |
… | …00100000001001101 |
3 | 1101211111000000010000 |
4 | 31221220210001031 |
5 | 220004212032421 |
6 | 10422225234513 |
7 | 1026134441634 |
oct | 155150440115 |
9 | 41744000100 |
10 | 14657142861 |
11 | 6241636409 |
12 | 2a10792a39 |
13 | 14c77c40ca |
14 | 9d089651b |
15 | 5abb8c226 |
hex | 369a2404d |
14657142861 has 10 divisors (see below), whose sum is σ = 21895238222. Its totient is φ = 9771428520.
The previous prime is 14657142839. The next prime is 14657142901. The reversal of 14657142861 is 16824175641.
14657142861 is a `hidden beast` number, since 1 + 465 + 71 + 42 + 86 + 1 = 666.
It can be written as a sum of positive squares in only one way, i.e., 8045013636 + 6612129225 = 89694^2 + 81315^2 .
It is not a de Polignac number, because 14657142861 - 221 = 14655045709 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (14657142061) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 90476110 + ... + 90476271.
Almost surely, 214657142861 is an apocalyptic number.
It is an amenable number.
14657142861 is a deficient number, since it is larger than the sum of its proper divisors (7238095361).
14657142861 is an equidigital number, since it uses as much as digits as its factorization.
14657142861 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 180952393 (or 180952384 counting only the distinct ones).
The product of its digits is 322560, while the sum is 45.
The spelling of 14657142861 in words is "fourteen billion, six hundred fifty-seven million, one hundred forty-two thousand, eight hundred sixty-one".
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