Base | Representation |
---|---|
bin | 1101001111101… |
… | …0001101110000 |
3 | 10212112021102020 |
4 | 3103322031300 |
5 | 103210111312 |
6 | 5302351440 |
7 | 1243113531 |
oct | 323721560 |
9 | 125467366 |
10 | 55550832 |
11 | 293a2187 |
12 | 1672b580 |
13 | b67cb1c |
14 | 7540688 |
15 | 4d2478c |
hex | 34fa370 |
55550832 has 80 divisors (see below), whose sum is σ = 159989760. Its totient is φ = 16505856.
The previous prime is 55550783. The next prime is 55550843. The reversal of 55550832 is 23805555.
It is a junction number, because it is equal to n+sod(n) for n = 55550793 and 55550802.
It is a congruent number.
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, 13713 + ... + 17295.
It is an arithmetic number, because the mean of its divisors is an integer number (1999872).
Almost surely, 255550832 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 55550832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79994880).
55550832 is an abundant number, since it is smaller than the sum of its proper divisors (104438928).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55550832 is a wasteful number, since it uses less digits than its factorization.
55550832 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3630 (or 3624 counting only the distinct ones).
The product of its (nonzero) digits is 30000, while the sum is 33.
The square root of 55550832 is about 7453.2430525242. The cubic root of 55550832 is about 381.5605996353.
The spelling of 55550832 in words is "fifty-five million, five hundred fifty thousand, eight hundred thirty-two".
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