Base | Representation |
---|---|
bin | 101111010110001111… |
… | …000010101101010011 |
3 | 11212020001101002200120 |
4 | 233112033002231103 |
5 | 1313104230021411 |
6 | 35204410121323 |
7 | 3446556404613 |
oct | 572617025523 |
9 | 155201332616 |
10 | 50838907731 |
11 | 1a619268927 |
12 | 9a29a20243 |
13 | 4a427c6231 |
14 | 2663d06a43 |
15 | 14c8355106 |
hex | bd63c2b53 |
50838907731 has 8 divisors (see below), whose sum is σ = 67798904784. Its totient is φ = 33885757920.
The previous prime is 50838907729. The next prime is 50838907771. The reversal of 50838907731 is 13770983805.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 50838907731 - 21 = 50838907729 is a prime.
It is a super-2 number, since 2×508389077312 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (50838907771) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1694460 + ... + 1724201.
It is an arithmetic number, because the mean of its divisors is an integer number (8474863098).
Almost surely, 250838907731 is an apocalyptic number.
50838907731 is a deficient number, since it is larger than the sum of its proper divisors (16959997053).
50838907731 is a wasteful number, since it uses less digits than its factorization.
50838907731 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3423621.
The product of its (nonzero) digits is 1270080, while the sum is 51.
The spelling of 50838907731 in words is "fifty billion, eight hundred thirty-eight million, nine hundred seven thousand, seven hundred thirty-one".
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