Base | Representation |
---|---|
bin | 1101010110001… |
… | …0000011110100 |
3 | 10220022212212212 |
4 | 3111202003310 |
5 | 103312214210 |
6 | 5315432552 |
7 | 1246534601 |
oct | 325420364 |
9 | 126285785 |
10 | 55976180 |
11 | 29662807 |
12 | 168b5758 |
13 | b79b600 |
14 | 76116a8 |
15 | 4daa805 |
hex | 35620f4 |
55976180 has 36 divisors (see below), whose sum is σ = 127295532. Its totient is φ = 20666880.
The previous prime is 55976159. The next prime is 55976183. The reversal of 55976180 is 8167955.
It can be written as a sum of positive squares in 6 ways, for example, as 25989604 + 29986576 = 5098^2 + 5476^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55976183) 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, 4901 + ... + 11660.
It is an arithmetic number, because the mean of its divisors is an integer number (3535987).
Almost surely, 255976180 is an apocalyptic number.
It is an amenable number.
55976180 is an abundant number, since it is smaller than the sum of its proper divisors (71319352).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55976180 is a wasteful number, since it uses less digits than its factorization.
55976180 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16596 (or 16581 counting only the distinct ones).
The product of its (nonzero) digits is 75600, while the sum is 41.
The square root of 55976180 is about 7481.7230635730. The cubic root of 55976180 is about 382.5319835986.
The spelling of 55976180 in words is "fifty-five million, nine hundred seventy-six thousand, one hundred eighty".
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