Base | Representation |
---|---|
bin | 1011001100101010101000… |
… | …1110100011101001110111 |
3 | 1121121001000122001221101121 |
4 | 2303022222032203221313 |
5 | 3103210422421304421 |
6 | 42104054510004411 |
7 | 2410346410022635 |
oct | 263125216435167 |
9 | 47531018057347 |
10 | 12312232213111 |
11 | 3a17652117936 |
12 | 146a2397a6707 |
13 | 6b40668086cc |
14 | 307cb5508355 |
15 | 16540941dd41 |
hex | b32aa3a3a77 |
12312232213111 has 8 divisors (see below), whose sum is σ = 12574258660800. Its totient is φ = 12050208434688.
The previous prime is 12312232213109. The next prime is 12312232213147. The reversal of 12312232213111 is 11131223221321.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 12312232213111 - 21 = 12312232213109 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 (12312232243111) 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, 10691715 + ... + 11787163.
It is an arithmetic number, because the mean of its divisors is an integer number (1571782332600).
Almost surely, 212312232213111 is an apocalyptic number.
12312232213111 is a deficient number, since it is larger than the sum of its proper divisors (262026447689).
12312232213111 is a wasteful number, since it uses less digits than its factorization.
12312232213111 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1334633.
The product of its digits is 864, while the sum is 25.
Adding to 12312232213111 its reverse (11131223221321), we get a palindrome (23443455434432).
The spelling of 12312232213111 in words is "twelve trillion, three hundred twelve billion, two hundred thirty-two million, two hundred thirteen thousand, one hundred eleven".
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