Base | Representation |
---|---|
bin | 1101010000000… |
… | …1011110010000 |
3 | 10212120210012021 |
4 | 3110001132100 |
5 | 103212034220 |
6 | 5303141224 |
7 | 1243266310 |
oct | 324013620 |
9 | 125523167 |
10 | 55580560 |
11 | 29412552 |
12 | 16744814 |
13 | b690509 |
14 | 754b440 |
15 | 4d2d4aa |
hex | 3501790 |
55580560 has 40 divisors (see below), whose sum is σ = 147686976. Its totient is φ = 19056000.
The previous prime is 55580557. The next prime is 55580563. The reversal of 55580560 is 6508555.
It is an interprime number because it is at equal distance from previous prime (55580557) and next prime (55580563).
It is a tau number, because it is divible by the number of its divisors (40).
It is not an unprimeable number, because it can be changed into a prime (55580563) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49066 + ... + 50185.
Almost surely, 255580560 is an apocalyptic number.
It is an amenable number.
55580560 is an abundant number, since it is smaller than the sum of its proper divisors (92106416).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55580560 is a wasteful number, since it uses less digits than its factorization.
55580560 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 99271 (or 99265 counting only the distinct ones).
The product of its (nonzero) digits is 30000, while the sum is 34.
The square root of 55580560 is about 7455.2370854320. The cubic root of 55580560 is about 381.6286514855.
The spelling of 55580560 in words is "fifty-five million, five hundred eighty thousand, five hundred sixty".
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