Base | Representation |
---|---|
bin | 110011111110011100… |
… | …001111011100000100 |
3 | 12100001101101122222222 |
4 | 303332130033130010 |
5 | 1403243424024214 |
6 | 41345452111512 |
7 | 4013661526406 |
oct | 637634173404 |
9 | 170041348888 |
10 | 55808423684 |
11 | 21739444802 |
12 | a996165598 |
13 | 5355240710 |
14 | 29b5d10b76 |
15 | 16b978938e |
hex | cfe70f704 |
55808423684 has 24 divisors (see below), whose sum is σ = 111364322328. Its totient is φ = 24242572800.
The previous prime is 55808423677. The next prime is 55808423767. The reversal of 55808423684 is 48632480855.
It can be written as a sum of positive squares in 4 ways, for example, as 1389798400 + 54418625284 = 37280^2 + 233278^2 .
It is a super-2 number, since 2×558084236842 (a number of 22 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31564967 + ... + 31566734.
It is an arithmetic number, because the mean of its divisors is an integer number (4640180097).
Almost surely, 255808423684 is an apocalyptic number.
It is an amenable number.
55808423684 is a deficient number, since it is larger than the sum of its proper divisors (55555898644).
55808423684 is a wasteful number, since it uses less digits than its factorization.
55808423684 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 63131735 (or 63131733 counting only the distinct ones).
The product of its (nonzero) digits is 7372800, while the sum is 53.
The spelling of 55808423684 in words is "fifty-five billion, eight hundred eight million, four hundred twenty-three thousand, six hundred eighty-four".
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