Base | Representation |
---|---|
bin | 110011001111111011… |
… | …001010111011111010 |
3 | 12021000222220011110200 |
4 | 303033323022323322 |
5 | 1400144132040204 |
6 | 41140213023030 |
7 | 3655434206220 |
oct | 631773127372 |
9 | 167028804420 |
10 | 55028002554 |
11 | 21378966868 |
12 | a7b8924a76 |
13 | 525c654375 |
14 | 2940400b10 |
15 | 1670ecd539 |
hex | ccfecaefa |
55028002554 has 24 divisors (see below), whose sum is σ = 136259816160. Its totient is φ = 15722286408.
The previous prime is 55028002553. The next prime is 55028002577. The reversal of 55028002554 is 45520082055.
It is a happy number.
55028002554 is a `hidden beast` number, since 5 + 502 + 80 + 0 + 25 + 54 = 666.
It is not an unprimeable number, because it can be changed into a prime (55028002553) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 218364964 + ... + 218365215.
It is an arithmetic number, because the mean of its divisors is an integer number (5677492340).
Almost surely, 255028002554 is an apocalyptic number.
55028002554 is an abundant number, since it is smaller than the sum of its proper divisors (81231813606).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55028002554 is a wasteful number, since it uses less digits than its factorization.
55028002554 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 436730194 (or 436730191 counting only the distinct ones).
The product of its (nonzero) digits is 80000, while the sum is 36.
The spelling of 55028002554 in words is "fifty-five billion, twenty-eight million, two thousand, five hundred fifty-four".
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