Base | Representation |
---|---|
bin | 10111001111010101… |
… | …11011101001110000 |
3 | 1012012112011100022020 |
4 | 23213222323221300 |
5 | 201023020211442 |
6 | 5422015311440 |
7 | 621120264042 |
oct | 134752735160 |
9 | 35175140266 |
10 | 12476725872 |
11 | 53228718a6 |
12 | 250251b580 |
13 | 123ab5b140 |
14 | 865075a92 |
15 | 4d053c9ec |
hex | 2e7abba70 |
12476725872 has 160 divisors (see below), whose sum is σ = 35165749248. Its totient is φ = 3789047808.
The previous prime is 12476725871. The next prime is 12476725913. The reversal of 12476725872 is 27852767421.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12476725871) 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, 24804373 + ... + 24804875.
Almost surely, 212476725872 is an apocalyptic number.
12476725872 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12476725872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17582874624).
12476725872 is an abundant number, since it is smaller than the sum of its proper divisors (22689023376).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12476725872 is a wasteful number, since it uses less digits than its factorization.
12476725872 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 967 (or 961 counting only the distinct ones).
The product of its digits is 2634240, while the sum is 51.
The spelling of 12476725872 in words is "twelve billion, four hundred seventy-six million, seven hundred twenty-five thousand, eight hundred seventy-two".
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