Base | Representation |
---|---|
bin | 110001011110010101… |
… | …010011011100011000 |
3 | 12002010011212221011000 |
4 | 301132111103130120 |
5 | 1332243244004040 |
6 | 40223134105000 |
7 | 3560263451643 |
oct | 613625233430 |
9 | 162104787130 |
10 | 53122250520 |
11 | 20590142089 |
12 | a36664b160 |
13 | 5017888641 |
14 | 27dd27aa5a |
15 | 15ada36130 |
hex | c5e553718 |
53122250520 has 64 divisors (see below), whose sum is σ = 177074172000. Its totient is φ = 14165933184.
The previous prime is 53122250509. The next prime is 53122250581. The reversal of 53122250520 is 2505222135.
53122250520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24592555 + ... + 24594714.
Almost surely, 253122250520 is an apocalyptic number.
It is an amenable number.
53122250520 is an abundant number, since it is smaller than the sum of its proper divisors (123951921480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53122250520 is a wasteful number, since it uses less digits than its factorization.
53122250520 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 49187289 (or 49187279 counting only the distinct ones).
The product of its (nonzero) digits is 6000, while the sum is 27.
Adding to 53122250520 its reverse (2505222135), we get a palindrome (55627472655).
The spelling of 53122250520 in words is "fifty-three billion, one hundred twenty-two million, two hundred fifty thousand, five hundred twenty".
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