Base | Representation |
---|---|
bin | 10110011100110110… |
… | …11110001010101110 |
3 | 1011010000022011101110 |
4 | 23032123132022232 |
5 | 144141112230132 |
6 | 5312010452450 |
7 | 604455604545 |
oct | 131633361256 |
9 | 34100264343 |
10 | 12053242542 |
11 | 5125817580 |
12 | 2404734126 |
13 | 11a11b6aa3 |
14 | 824b1b15c |
15 | 4a828b1cc |
hex | 2ce6de2ae |
12053242542 has 32 divisors (see below), whose sum is σ = 26430163200. Its totient is φ = 3634139520.
The previous prime is 12053242511. The next prime is 12053242549. The reversal of 12053242542 is 24524235021.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12053242549) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 445723 + ... + 471990.
It is an arithmetic number, because the mean of its divisors is an integer number (825942600).
Almost surely, 212053242542 is an apocalyptic number.
12053242542 is an abundant number, since it is smaller than the sum of its proper divisors (14376920658).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12053242542 is a wasteful number, since it uses less digits than its factorization.
12053242542 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 917928.
The product of its (nonzero) digits is 19200, while the sum is 30.
Adding to 12053242542 its reverse (24524235021), we get a palindrome (36577477563).
The spelling of 12053242542 in words is "twelve billion, fifty-three million, two hundred forty-two thousand, five hundred forty-two".
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