Base | Representation |
---|---|
bin | 1101010100110… |
… | …0100000100100 |
3 | 10220011101210112 |
4 | 3111030200210 |
5 | 103301403113 |
6 | 5313512152 |
7 | 1246016336 |
oct | 325144044 |
9 | 126141715 |
10 | 55887908 |
11 | 2960245a |
12 | 16872658 |
13 | b76a38b |
14 | 75cb456 |
15 | 4d8e5a8 |
hex | 354c824 |
55887908 has 48 divisors (see below), whose sum is σ = 107921520. Its totient is φ = 25214976.
The previous prime is 55887899. The next prime is 55887929. The reversal of 55887908 is 80978855.
It can be written as a sum of positive squares in 8 ways, for example, as 18335524 + 37552384 = 4282^2 + 6128^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 243938 + ... + 244166.
It is an arithmetic number, because the mean of its divisors is an integer number (2248365).
Almost surely, 255887908 is an apocalyptic number.
It is an amenable number.
55887908 is a deficient number, since it is larger than the sum of its proper divisors (52033612).
55887908 is a wasteful number, since it uses less digits than its factorization.
55887908 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 384 (or 382 counting only the distinct ones).
The product of its (nonzero) digits is 806400, while the sum is 50.
The square root of 55887908 is about 7475.8215602033. The cubic root of 55887908 is about 382.3307990445.
The spelling of 55887908 in words is "fifty-five million, eight hundred eighty-seven thousand, nine hundred eight".
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