Base | Representation |
---|---|
bin | 11000000011100001… |
… | …01011010000010100 |
3 | 1020100000210111002112 |
4 | 30001300223100110 |
5 | 202422044023223 |
6 | 5533253130152 |
7 | 635013631130 |
oct | 140160532024 |
9 | 36300714075 |
10 | 12914439188 |
11 | 5527956342 |
12 | 2605029958 |
13 | 12aa7454c1 |
14 | 8a72563c0 |
15 | 508ba0778 |
hex | 301c2b414 |
12914439188 has 48 divisors (see below), whose sum is σ = 27030011904. Its totient is φ = 5278769760.
The previous prime is 12914439173. The next prime is 12914439217. The reversal of 12914439188 is 88193441921.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 194573 + ... + 252363.
It is an arithmetic number, because the mean of its divisors is an integer number (563125248).
Almost surely, 212914439188 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12914439188, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13515005952).
12914439188 is an abundant number, since it is smaller than the sum of its proper divisors (14115572716).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12914439188 is a wasteful number, since it uses less digits than its factorization.
12914439188 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 58172 (or 58170 counting only the distinct ones).
The product of its digits is 497664, while the sum is 50.
The spelling of 12914439188 in words is "twelve billion, nine hundred fourteen million, four hundred thirty-nine thousand, one hundred eighty-eight".
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