Base | Representation |
---|---|
bin | 10111010111000011… |
… | …00010100101001010 |
3 | 1012101000210202010220 |
4 | 23223201202211022 |
5 | 201141042411441 |
6 | 5432245050510 |
7 | 622533623640 |
oct | 135341424512 |
9 | 35330722126 |
10 | 12541372746 |
11 | 5356306a71 |
12 | 25200b6a36 |
13 | 124b374226 |
14 | 86d8a3190 |
15 | 4d605c466 |
hex | 2eb86294a |
12541372746 has 32 divisors (see below), whose sum is σ = 29275914240. Its totient is φ = 3507009456.
The previous prime is 12541372691. The next prime is 12541372759. The reversal of 12541372746 is 64727314521.
It is a super-2 number, since 2×125413727462 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is a junction number, because it is equal to n+sod(n) for n = 12541372698 and 12541372707.
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, 3174666 + ... + 3178613.
It is an arithmetic number, because the mean of its divisors is an integer number (914872320).
Almost surely, 212541372746 is an apocalyptic number.
12541372746 is an abundant number, since it is smaller than the sum of its proper divisors (16734541494).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12541372746 is a wasteful number, since it uses less digits than its factorization.
12541372746 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6353338.
The product of its digits is 282240, while the sum is 42.
The spelling of 12541372746 in words is "twelve billion, five hundred forty-one million, three hundred seventy-two thousand, seven hundred forty-six".
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