Base | Representation |
---|---|
bin | 1101101101001… |
… | …0011110110000 |
3 | 11000011112220200 |
4 | 3123102132300 |
5 | 104204011412 |
6 | 5412035200 |
7 | 1265421300 |
oct | 333223660 |
9 | 130145820 |
10 | 57485232 |
11 | 2a4a3562 |
12 | 17302b00 |
13 | bba943c |
14 | 78c5600 |
15 | 50a79dc |
hex | 36d27b0 |
57485232 has 90 divisors (see below), whose sum is σ = 187167708. Its totient is φ = 16422336.
The previous prime is 57485213. The next prime is 57485251. The reversal of 57485232 is 23258475.
57485232 is a `hidden beast` number, since 574 + 8 + 52 + 32 = 666.
It is an interprime number because it is at equal distance from previous prime (57485213) and next prime (57485251).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2983 + ... + 11129.
Almost surely, 257485232 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 57485232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93583854).
57485232 is an abundant number, since it is smaller than the sum of its proper divisors (129682476).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57485232 is a wasteful number, since it uses less digits than its factorization.
57485232 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8175 (or 8159 counting only the distinct ones).
The product of its digits is 67200, while the sum is 36.
The square root of 57485232 is about 7581.9016084357. The cubic root of 57485232 is about 385.9390849493.
The spelling of 57485232 in words is "fifty-seven million, four hundred eighty-five thousand, two hundred thirty-two".
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