Base | Representation |
---|---|
bin | 110011101111101001… |
… | …001100100001101100 |
3 | 12022102002020122011010 |
4 | 303233221030201230 |
5 | 1402241400131023 |
6 | 41305103025220 |
7 | 4004555402544 |
oct | 635751144154 |
9 | 168362218133 |
10 | 55560161388 |
11 | 21621298656 |
12 | a926b9b210 |
13 | 5315988c54 |
14 | 2990d68324 |
15 | 16a2a9a093 |
hex | cefa4c86c |
55560161388 has 24 divisors (see below), whose sum is σ = 129842012608. Its totient is φ = 18491248656.
The previous prime is 55560161387. The next prime is 55560161407. The reversal of 55560161388 is 88316106555.
It is not an unprimeable number, because it can be changed into a prime (55560161387) 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, 3592606 + ... + 3608037.
Almost surely, 255560161388 is an apocalyptic number.
It is an amenable number.
55560161388 is an abundant number, since it is smaller than the sum of its proper divisors (74281851220).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55560161388 is a wasteful number, since it uses less digits than its factorization.
55560161388 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7201293 (or 7201291 counting only the distinct ones).
The product of its (nonzero) digits is 864000, while the sum is 48.
The spelling of 55560161388 in words is "fifty-five billion, five hundred sixty million, one hundred sixty-one thousand, three hundred eighty-eight".
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