Base | Representation |
---|---|
bin | 10111100110101010… |
… | …11001111011110011 |
3 | 1012201011101002112202 |
4 | 23303111121323303 |
5 | 201423114044311 |
6 | 5453245413415 |
7 | 626014462541 |
oct | 136325317363 |
9 | 35634332482 |
10 | 12672409331 |
11 | 541327676a |
12 | 2557b6a26b |
13 | 126c56377a |
14 | 883052d91 |
15 | 4e27e2e3b |
hex | 2f3559ef3 |
12672409331 has 8 divisors (see below), whose sum is σ = 13503312000. Its totient is φ = 11851003008.
The previous prime is 12672409303. The next prime is 12672409381. The reversal of 12672409331 is 13390427621.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-12672409331 is a prime.
It is a super-2 number, since 2×126724093312 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12672409381) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2371331 + ... + 2376668.
It is an arithmetic number, because the mean of its divisors is an integer number (1687914000).
Almost surely, 212672409331 is an apocalyptic number.
12672409331 is a deficient number, since it is larger than the sum of its proper divisors (830902669).
12672409331 is a wasteful number, since it uses less digits than its factorization.
12672409331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4748173.
The product of its (nonzero) digits is 54432, while the sum is 38.
The spelling of 12672409331 in words is "twelve billion, six hundred seventy-two million, four hundred nine thousand, three hundred thirty-one".
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