Base | Representation |
---|---|
bin | 10110011010011000… |
… | …11000110000100101 |
3 | 1011001120021220002001 |
4 | 23031030120300211 |
5 | 144120310323023 |
6 | 5305550245301 |
7 | 604114441015 |
oct | 131514306045 |
9 | 34046256061 |
10 | 12032511013 |
11 | 5115047686 |
12 | 23b97b6831 |
13 | 1199b08703 |
14 | 822081c45 |
15 | 4a65436ad |
hex | 2cd318c25 |
12032511013 has 4 divisors (see below), whose sum is σ = 12079330380. Its totient is φ = 11985691648.
The previous prime is 12032511011. The next prime is 12032511047. The reversal of 12032511013 is 31011523021.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 31011523021 = 379 ⋅81824599.
It can be written as a sum of positive squares in 2 ways, for example, as 5597583489 + 6434927524 = 74817^2 + 80218^2 .
It is a cyclic number.
It is not a de Polignac number, because 12032511013 - 21 = 12032511011 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 (12032511011) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23409298 + ... + 23409811.
It is an arithmetic number, because the mean of its divisors is an integer number (3019832595).
Almost surely, 212032511013 is an apocalyptic number.
It is an amenable number.
12032511013 is a deficient number, since it is larger than the sum of its proper divisors (46819367).
12032511013 is an equidigital number, since it uses as much as digits as its factorization.
12032511013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 46819366.
The product of its (nonzero) digits is 180, while the sum is 19.
The spelling of 12032511013 in words is "twelve billion, thirty-two million, five hundred eleven thousand, thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •