Base | Representation |
---|---|
bin | 10111100111011001010000… |
… | …11011111000001000011111 |
3 | 20210212120022121010121110021 |
4 | 23303230220123320020133 |
5 | 23301314422230104013 |
6 | 302240455243453011 |
7 | 13636620522354562 |
oct | 1363545033701037 |
9 | 223776277117407 |
10 | 51931127972383 |
11 | 1560195a998190 |
12 | 59a8725827167 |
13 | 22c911343578a |
14 | cb76a11c24d9 |
15 | 600cab58aa8d |
hex | 2f3b286f821f |
51931127972383 has 8 divisors (see below), whose sum is σ = 56652209779536. Its totient is φ = 47210057860800.
The previous prime is 51931127972341. The next prime is 51931127972413. The reversal of 51931127972383 is 38327972113915.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 51931127972383 - 29 = 51931127971871 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51931127942383) 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, 8200443 + ... + 13080883.
It is an arithmetic number, because the mean of its divisors is an integer number (7081526222442).
Almost surely, 251931127972383 is an apocalyptic number.
51931127972383 is a deficient number, since it is larger than the sum of its proper divisors (4721081807153).
51931127972383 is a wasteful number, since it uses less digits than its factorization.
51931127972383 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5847785.
The product of its digits is 17146080, while the sum is 61.
The spelling of 51931127972383 in words is "fifty-one trillion, nine hundred thirty-one billion, one hundred twenty-seven million, nine hundred seventy-two thousand, three hundred eighty-three".
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