Base | Representation |
---|---|
bin | 101111001110101101… |
… | …110111000101011101 |
3 | 11211220021000120200120 |
4 | 233032231313011131 |
5 | 1312324432100421 |
6 | 35144102345153 |
7 | 3443465265036 |
oct | 571655670535 |
9 | 154807016616 |
10 | 50712768861 |
11 | 1a564043927 |
12 | 99b372b1b9 |
13 | 4a22630051 |
14 | 265126da8d |
15 | 14bc23a8c6 |
hex | bceb7715d |
50712768861 has 8 divisors (see below), whose sum is σ = 67665020160. Its totient is φ = 33784515072.
The previous prime is 50712768853. The next prime is 50712768979. The reversal of 50712768861 is 16886721705.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 50712768861 - 23 = 50712768853 is a prime.
It is a super-2 number, since 2×507127688612 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50712768811) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5994445 + ... + 6002898.
It is an arithmetic number, because the mean of its divisors is an integer number (8458127520).
Almost surely, 250712768861 is an apocalyptic number.
It is an amenable number.
50712768861 is a deficient number, since it is larger than the sum of its proper divisors (16952251299).
50712768861 is a wasteful number, since it uses less digits than its factorization.
50712768861 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11998755.
The product of its (nonzero) digits is 1128960, while the sum is 51.
The spelling of 50712768861 in words is "fifty billion, seven hundred twelve million, seven hundred sixty-eight thousand, eight hundred sixty-one".
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