Base | Representation |
---|---|
bin | 101111100010111111… |
… | …111110010010000000 |
3 | 11212202222100020002022 |
4 | 233202333332102000 |
5 | 1314024040424443 |
6 | 35241540141012 |
7 | 3455066601110 |
oct | 574277762200 |
9 | 155688306068 |
10 | 51053061248 |
11 | 1a719138602 |
12 | 9a89697768 |
13 | 4a77c977a7 |
14 | 2684531040 |
15 | 14dc057e68 |
hex | be2ffe480 |
51053061248 has 32 divisors (see below), whose sum is σ = 116236882560. Its totient is φ = 21879883008.
The previous prime is 51053061239. The next prime is 51053061467. The reversal of 51053061248 is 84216035015.
It is a tau number, because it is divible by the number of its divisors (32).
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28488536 + ... + 28490327.
It is an arithmetic number, because the mean of its divisors is an integer number (3632402580).
Almost surely, 251053061248 is an apocalyptic number.
It is an amenable number.
51053061248 is an abundant number, since it is smaller than the sum of its proper divisors (65183821312).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51053061248 is an equidigital number, since it uses as much as digits as its factorization.
51053061248 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 56978884 (or 56978872 counting only the distinct ones).
The product of its (nonzero) digits is 28800, while the sum is 35.
The spelling of 51053061248 in words is "fifty-one billion, fifty-three million, sixty-one thousand, two hundred forty-eight".
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