Base | Representation |
---|---|
bin | 110001100011100101… |
… | …111110000000100100 |
3 | 12002100022221201212210 |
4 | 301203211332000210 |
5 | 1332433342132002 |
6 | 40240005443420 |
7 | 3562414555242 |
oct | 614345760044 |
9 | 162308851783 |
10 | 53210505252 |
11 | 20625a41183 |
12 | a390110570 |
13 | 502cc49088 |
14 | 280ac91792 |
15 | 15b666a96c |
hex | c6397e024 |
53210505252 has 96 divisors (see below), whose sum is σ = 132300313600. Its totient is φ = 16597872000.
The previous prime is 53210505239. The next prime is 53210505277. The reversal of 53210505252 is 25250501235.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6227199 + ... + 6235737.
Almost surely, 253210505252 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 53210505252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66150156800).
53210505252 is an abundant number, since it is smaller than the sum of its proper divisors (79089808348).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53210505252 is a wasteful number, since it uses less digits than its factorization.
53210505252 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8897 (or 8895 counting only the distinct ones).
The product of its (nonzero) digits is 15000, while the sum is 30.
The spelling of 53210505252 in words is "fifty-three billion, two hundred ten million, five hundred five thousand, two hundred fifty-two".
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