Base | Representation |
---|---|
bin | 10110011100101010… |
… | …00011011011001111 |
3 | 1011002220010200120101 |
4 | 23032111003123033 |
5 | 144140144411033 |
6 | 5311510431531 |
7 | 604435366600 |
oct | 131625033317 |
9 | 34086120511 |
10 | 12051560143 |
11 | 5124878567 |
12 | 24040625a7 |
13 | 11a0a4809c |
14 | 8247ddda7 |
15 | 4a805797d |
hex | 2ce5436cf |
12051560143 has 12 divisors (see below), whose sum is σ = 14036120040. Its totient is φ = 10317413232.
The previous prime is 12051560123. The next prime is 12051560149. The reversal of 12051560143 is 34106515021.
It is not a de Polignac number, because 12051560143 - 25 = 12051560111 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12051560149) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 107721 + ... + 188962.
It is an arithmetic number, because the mean of its divisors is an integer number (1169676670).
Almost surely, 212051560143 is an apocalyptic number.
12051560143 is a deficient number, since it is larger than the sum of its proper divisors (1984559897).
12051560143 is an equidigital number, since it uses as much as digits as its factorization.
12051560143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 297526 (or 297519 counting only the distinct ones).
The product of its (nonzero) digits is 3600, while the sum is 28.
The spelling of 12051560143 in words is "twelve billion, fifty-one million, five hundred sixty thousand, one hundred forty-three".
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