Base | Representation |
---|---|
bin | 1101010011011… |
… | …1011011110000 |
3 | 10220000000101100 |
4 | 3110313123300 |
5 | 103241122314 |
6 | 5312004400 |
7 | 1245206556 |
oct | 324673360 |
9 | 126000340 |
10 | 55801584 |
11 | 29553613 |
12 | 16830700 |
13 | b739cb7 |
14 | 75a7bd6 |
15 | 4d73c09 |
hex | 35376f0 |
55801584 has 60 divisors (see below), whose sum is σ = 156686400. Its totient is φ = 18538752.
The previous prime is 55801579. The next prime is 55801619. The reversal of 55801584 is 48510855.
It is a super-2 number, since 2×558015842 = 6227633553818112, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 68572 + ... + 69380.
It is an arithmetic number, because the mean of its divisors is an integer number (2611440).
Almost surely, 255801584 is an apocalyptic number.
It is an amenable number.
55801584 is an abundant number, since it is smaller than the sum of its proper divisors (100884816).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55801584 is a wasteful number, since it uses less digits than its factorization.
55801584 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1302 (or 1293 counting only the distinct ones).
The product of its (nonzero) digits is 32000, while the sum is 36.
The square root of 55801584 is about 7470.0457829922. The cubic root of 55801584 is about 382.1338492784.
The spelling of 55801584 in words is "fifty-five million, eight hundred one thousand, five hundred eighty-four".
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