Base | Representation |
---|---|
bin | 10111001101110101… |
… | …10110101100000111 |
3 | 1012011122110000220112 |
4 | 23212322312230013 |
5 | 201011303411011 |
6 | 5420445223235 |
7 | 620605202642 |
oct | 134672665407 |
9 | 35148400815 |
10 | 12464122631 |
11 | 53167438a4 |
12 | 24ba261b1b |
13 | 12383676bc |
14 | 863514a59 |
15 | 4ce39d58b |
hex | 2e6eb6b07 |
12464122631 has 16 divisors (see below), whose sum is σ = 13095371520. Its totient is φ = 11849772480.
The previous prime is 12464122553. The next prime is 12464122651. The reversal of 12464122631 is 13622146421.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-12464122631 is a prime.
It is a super-2 number, since 2×124641226312 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12464122651) 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, 773030 + ... + 788988.
It is an arithmetic number, because the mean of its divisors is an integer number (818460720).
Almost surely, 212464122631 is an apocalyptic number.
12464122631 is a deficient number, since it is larger than the sum of its proper divisors (631248889).
12464122631 is a wasteful number, since it uses less digits than its factorization.
12464122631 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16486.
The product of its digits is 13824, while the sum is 32.
The spelling of 12464122631 in words is "twelve billion, four hundred sixty-four million, one hundred twenty-two thousand, six hundred thirty-one".
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