Base | Representation |
---|---|
bin | 10110011101010100… |
… | …11001001000011010 |
3 | 1011010021122220000000 |
4 | 23032222121020122 |
5 | 144143112412244 |
6 | 5312230353430 |
7 | 604534055460 |
oct | 131652311032 |
9 | 34107586000 |
10 | 12057154074 |
11 | 5127a49349 |
12 | 2405abb876 |
13 | 11a1c562c4 |
14 | 825458830 |
15 | 4a87b0169 |
hex | 2cea9921a |
12057154074 has 128 divisors (see below), whose sum is σ = 32001884160. Its totient is φ = 3333512880.
The previous prime is 12057154027. The next prime is 12057154079. The reversal of 12057154074 is 47045175021.
12057154074 is a `hidden beast` number, since 12 + 0 + 571 + 5 + 4 + 0 + 74 = 666.
It is not an unprimeable number, because it can be changed into a prime (12057154079) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 942807 + ... + 955509.
It is an arithmetic number, because the mean of its divisors is an integer number (250014720).
Almost surely, 212057154074 is an apocalyptic number.
12057154074 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 12057154074, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16000942080).
12057154074 is an abundant number, since it is smaller than the sum of its proper divisors (19944730086).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12057154074 is an equidigital number, since it uses as much as digits as its factorization.
12057154074 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12764 (or 12746 counting only the distinct ones).
The product of its (nonzero) digits is 39200, while the sum is 36.
The spelling of 12057154074 in words is "twelve billion, fifty-seven million, one hundred fifty-four thousand, seventy-four".
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