Base | Representation |
---|---|
bin | 110011111011011011… |
… | …010011101111000000 |
3 | 12022220212020010111112 |
4 | 303323123103233000 |
5 | 1403143002104423 |
6 | 41340444102452 |
7 | 4012505612060 |
oct | 637333235700 |
9 | 168825203445 |
10 | 55757847488 |
11 | 217129400a2 |
12 | a981234a28 |
13 | 5347912c85 |
14 | 29ad3073a0 |
15 | 16b50e8a78 |
hex | cfb6d3bc0 |
55757847488 has 56 divisors (see below), whose sum is σ = 133106160000. Its totient is φ = 22638521088.
The previous prime is 55757847479. The next prime is 55757847529. The reversal of 55757847488 is 88474875755.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (56).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3266738 + ... + 3283761.
Almost surely, 255757847488 is an apocalyptic number.
It is an amenable number.
55757847488 is an abundant number, since it is smaller than the sum of its proper divisors (77348312512).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55757847488 is a wasteful number, since it uses less digits than its factorization.
55757847488 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6550537 (or 6550527 counting only the distinct ones).
The product of its digits is 351232000, while the sum is 68.
The spelling of 55757847488 in words is "fifty-five billion, seven hundred fifty-seven million, eight hundred forty-seven thousand, four hundred eighty-eight".
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