Base | Representation |
---|---|
bin | 110001100010011001… |
… | …011010110101101100 |
3 | 12002021221012020010120 |
4 | 301202121122311230 |
5 | 1332413223011002 |
6 | 40234011404540 |
7 | 3562052160000 |
oct | 614231326554 |
9 | 162257166116 |
10 | 53190438252 |
11 | 20615685586 |
12 | a385453750 |
13 | 5028a41303 |
14 | 280834a700 |
15 | 15b4a04cbc |
hex | c6265ad6c |
53190438252 has 60 divisors (see below), whose sum is σ = 144787656216. Its totient is φ = 15197259840.
The previous prime is 53190438251. The next prime is 53190438263. The reversal of 53190438252 is 25283409135.
53190438252 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 (42).
It is not an unprimeable number, because it can be changed into a prime (53190438251) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 894249 + ... + 951872.
Almost surely, 253190438252 is an apocalyptic number.
It is an amenable number.
53190438252 is an abundant number, since it is smaller than the sum of its proper divisors (91597217964).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53190438252 is a wasteful number, since it uses less digits than its factorization.
53190438252 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1846156 (or 1846133 counting only the distinct ones).
The product of its (nonzero) digits is 259200, while the sum is 42.
The spelling of 53190438252 in words is "fifty-three billion, one hundred ninety million, four hundred thirty-eight thousand, two hundred fifty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •