Base | Representation |
---|---|
bin | 11011010001001111… |
… | …00110101111000111 |
3 | 1101210021221212202211 |
4 | 31220213212233013 |
5 | 214440332132011 |
6 | 10420420244251 |
7 | 1025536630642 |
oct | 155047465707 |
9 | 41707855684 |
10 | 14640114631 |
11 | 6232a6589a |
12 | 2a06b40687 |
13 | 14c411152c |
14 | 9cc502a59 |
15 | 5aa426b21 |
hex | 3689e6bc7 |
14640114631 has 16 divisors (see below), whose sum is σ = 15950095200. Its totient is φ = 13384562688.
The previous prime is 14640114623. The next prime is 14640114661. The reversal of 14640114631 is 13641104641.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 14640114631 - 23 = 14640114623 is a prime.
It is a super-2 number, since 2×146401146312 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 14640114593 and 14640114602.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (14640114661) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1326271 + ... + 1337263.
It is an arithmetic number, because the mean of its divisors is an integer number (996880950).
Almost surely, 214640114631 is an apocalyptic number.
14640114631 is a deficient number, since it is larger than the sum of its proper divisors (1309980569).
14640114631 is a wasteful number, since it uses less digits than its factorization.
14640114631 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13458.
The product of its (nonzero) digits is 6912, while the sum is 31.
The spelling of 14640114631 in words is "fourteen billion, six hundred forty million, one hundred fourteen thousand, six hundred thirty-one".
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