Base | Representation |
---|---|
bin | 110011111000011000… |
… | …101100110001001111 |
3 | 12022210022020021100012 |
4 | 303320120230301033 |
5 | 1403041422110301 |
6 | 41331422423435 |
7 | 4011316154531 |
oct | 637030546117 |
9 | 168708207305 |
10 | 55706831951 |
11 | 216970663a1 |
12 | a968131b7b |
13 | 533a190574 |
14 | 29a6627851 |
15 | 16b08bcebb |
hex | cf862cc4f |
55706831951 has 8 divisors (see below), whose sum is σ = 57312779184. Its totient is φ = 54123664320.
The previous prime is 55706831911. The next prime is 55706831969. The reversal of 55706831951 is 15913860755.
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 55706831951 - 222 = 55702637647 is a prime.
It is a super-2 number, since 2×557068319512 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 55706831951.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55706831911) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5689940 + ... + 5699721.
It is an arithmetic number, because the mean of its divisors is an integer number (7164097398).
Almost surely, 255706831951 is an apocalyptic number.
55706831951 is a deficient number, since it is larger than the sum of its proper divisors (1605947233).
55706831951 is a wasteful number, since it uses less digits than its factorization.
55706831951 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11389801.
The product of its (nonzero) digits is 1134000, while the sum is 50.
The spelling of 55706831951 in words is "fifty-five billion, seven hundred six million, eight hundred thirty-one thousand, nine hundred fifty-one".
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