Base | Representation |
---|---|
bin | 1101101110001… |
… | …0100100011010 |
3 | 11000021220022100 |
4 | 3123202210122 |
5 | 104213114010 |
6 | 5413304230 |
7 | 1266114360 |
oct | 333424432 |
9 | 130256270 |
10 | 57551130 |
11 | 2a53901a |
12 | 17335076 |
13 | bc00430 |
14 | 7901630 |
15 | 50bc2c0 |
hex | 36e291a |
57551130 has 96 divisors (see below), whose sum is σ = 184189824. Its totient is φ = 12140928.
The previous prime is 57551111. The next prime is 57551149. The reversal of 57551130 is 3115575.
57551130 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (57551111) and next prime (57551149).
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 57551094 and 57551103.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4677 + ... + 11703.
It is an arithmetic number, because the mean of its divisors is an integer number (1918644).
Almost surely, 257551130 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 57551130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92094912).
57551130 is an abundant number, since it is smaller than the sum of its proper divisors (126638694).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57551130 is a wasteful number, since it uses less digits than its factorization.
57551130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7060 (or 7057 counting only the distinct ones).
The product of its (nonzero) digits is 2625, while the sum is 27.
The square root of 57551130 is about 7586.2461072654. The cubic root of 57551130 is about 386.0865019520.
The spelling of 57551130 in words is "fifty-seven million, five hundred fifty-one thousand, one hundred thirty".
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