Base | Representation |
---|---|
bin | 1101001000010… |
… | …0110001000000 |
3 | 10211121211111202 |
4 | 3102010301000 |
5 | 103044213020 |
6 | 5244200332 |
7 | 1236041144 |
oct | 322046100 |
9 | 124554452 |
10 | 55069760 |
11 | 290a37a9 |
12 | 165390a8 |
13 | b541b75 |
14 | 7457224 |
15 | 4c7be75 |
hex | 3484c40 |
55069760 has 28 divisors (see below), whose sum is σ = 131135628. Its totient is φ = 22027776.
The previous prime is 55069741. The next prime is 55069769. The reversal of 55069760 is 6796055.
It can be written as a sum of positive squares in 2 ways, for example, as 29506624 + 25563136 = 5432^2 + 5056^2 .
It is not an unprimeable number, because it can be changed into a prime (55069769) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85727 + ... + 86366.
Almost surely, 255069760 is an apocalyptic number.
It is an amenable number.
55069760 is an abundant number, since it is smaller than the sum of its proper divisors (76065868).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55069760 is a wasteful number, since it uses less digits than its factorization.
55069760 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 172110 (or 172100 counting only the distinct ones).
The product of its (nonzero) digits is 56700, while the sum is 38.
The square root of 55069760 is about 7420.9002149335. The cubic root of 55069760 is about 380.4559623668.
The spelling of 55069760 in words is "fifty-five million, sixty-nine thousand, seven hundred sixty".
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