Base | Representation |
---|---|
bin | 110001110101101000… |
… | …101111000011011000 |
3 | 12010010102120020212200 |
4 | 301311220233003120 |
5 | 1334043341022222 |
6 | 40330022010200 |
7 | 3603051603366 |
oct | 616550570330 |
9 | 163112506780 |
10 | 53513220312 |
11 | 207708aa512 |
12 | a455576960 |
13 | 507a887906 |
14 | 2839170636 |
15 | 15d3013eac |
hex | c75a2f0d8 |
53513220312 has 48 divisors (see below), whose sum is σ = 144980550000. Its totient is φ = 17831720256.
The previous prime is 53513220307. The next prime is 53513220353. The reversal of 53513220312 is 21302231535.
It is a happy number.
53513220312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 92014 + ... + 339842.
It is an arithmetic number, because the mean of its divisors is an integer number (3020428125).
Almost surely, 253513220312 is an apocalyptic number.
It is an amenable number.
53513220312 is an abundant number, since it is smaller than the sum of its proper divisors (91467329688).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53513220312 is a wasteful number, since it uses less digits than its factorization.
53513220312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 250840 (or 250833 counting only the distinct ones).
The product of its (nonzero) digits is 5400, while the sum is 27.
Adding to 53513220312 its reverse (21302231535), we get a palindrome (74815451847).
The spelling of 53513220312 in words is "fifty-three billion, five hundred thirteen million, two hundred twenty thousand, three hundred twelve".
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