Base | Representation |
---|---|
bin | 110010010010000100… |
… | …101101101011001111 |
3 | 12011100200022021011011 |
4 | 302102010231223033 |
5 | 1341033010114001 |
6 | 40445223510051 |
7 | 3620634056200 |
oct | 622204555317 |
9 | 164320267134 |
10 | 53990316751 |
11 | 20996143098 |
12 | a5692b8327 |
13 | 5125680ab7 |
14 | 28826835a7 |
15 | 160ed55d51 |
hex | c9212dacf |
53990316751 has 18 divisors (see below), whose sum is σ = 64896442560. Its totient is φ = 44784555480.
The previous prime is 53990316727. The next prime is 53990316767. The reversal of 53990316751 is 15761309935.
53990316751 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 53990316751 - 25 = 53990316719 is a prime.
It is a super-2 number, since 2×539903167512 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (49).
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 53990316695 and 53990316704.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53990116751) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 526191 + ... + 620368.
It is an arithmetic number, because the mean of its divisors is an integer number (3605357920).
Almost surely, 253990316751 is an apocalyptic number.
53990316751 is a deficient number, since it is larger than the sum of its proper divisors (10906125809).
53990316751 is a wasteful number, since it uses less digits than its factorization.
53990316751 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1146635 (or 1146597 counting only the distinct ones).
The product of its (nonzero) digits is 765450, while the sum is 49.
The spelling of 53990316751 in words is "fifty-three billion, nine hundred ninety million, three hundred sixteen thousand, seven hundred fifty-one".
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