Base | Representation |
---|---|
bin | 110001110101100101… |
… | …110000100100111000 |
3 | 12010010101002121122200 |
4 | 301311211300210320 |
5 | 1334043141040440 |
6 | 40325553150200 |
7 | 3603042143646 |
oct | 616545604470 |
9 | 163111077580 |
10 | 53512440120 |
11 | 20770417327 |
12 | a45525b360 |
13 | 507a673769 |
14 | 283900a196 |
15 | 15d2e0cc30 |
hex | c75970938 |
53512440120 has 96 divisors (see below), whose sum is σ = 174637354320. Its totient is φ = 14210749440.
The previous prime is 53512440109. The next prime is 53512440127. The reversal of 53512440120 is 2104421535.
53512440120 is a `hidden beast` number, since 53 + 51 + 2 + 440 + 120 = 666.
It is a super-2 number, since 2×535124401202 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53512440127) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 221634 + ... + 395153.
Almost surely, 253512440120 is an apocalyptic number.
It is an amenable number.
53512440120 is an abundant number, since it is smaller than the sum of its proper divisors (121124914200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53512440120 is a wasteful number, since it uses less digits than its factorization.
53512440120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 617045 (or 617038 counting only the distinct ones).
The product of its (nonzero) digits is 4800, while the sum is 27.
Adding to 53512440120 its reverse (2104421535), we get a palindrome (55616861655).
The spelling of 53512440120 in words is "fifty-three billion, five hundred twelve million, four hundred forty thousand, one hundred twenty".
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