Base | Representation |
---|---|
bin | 110011010001100010… |
… | …001010000111010000 |
3 | 12021002212200210000200 |
4 | 303101202022013100 |
5 | 1400223040000031 |
6 | 41143015415200 |
7 | 3656212531062 |
oct | 632142120720 |
9 | 167085623020 |
10 | 55055000016 |
11 | 21392126415 |
12 | a805984500 |
13 | 52651177b3 |
14 | 2943c2b732 |
15 | 16735628e6 |
hex | cd188a1d0 |
55055000016 has 30 divisors (see below), whose sum is σ = 154077535170. Its totient is φ = 18351666624.
The previous prime is 55055000003. The next prime is 55055000017. The reversal of 55055000016 is 61000055055.
It can be written as a sum of positive squares in only one way, i.e., 39881687616 + 15173312400 = 199704^2 + 123180^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55055000017) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 191163051 + ... + 191163338.
It is an arithmetic number, because the mean of its divisors is an integer number (5135917839).
Almost surely, 255055000016 is an apocalyptic number.
It is an amenable number.
55055000016 is an abundant number, since it is smaller than the sum of its proper divisors (99022535154).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55055000016 is a wasteful number, since it uses less digits than its factorization.
55055000016 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 382326403 (or 382326394 counting only the distinct ones).
The product of its (nonzero) digits is 3750, while the sum is 27.
The spelling of 55055000016 in words is "fifty-five billion, fifty-five million, sixteen", and thus it is an aban number and an uban number.
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