Base | Representation |
---|---|
bin | 1101101101000… |
… | …0000010100100 |
3 | 11000011001012110 |
4 | 3123100002210 |
5 | 104203201421 |
6 | 5411521020 |
7 | 1265350200 |
oct | 333200244 |
9 | 130131173 |
10 | 57475236 |
11 | 2a496aa5 |
12 | 172b9170 |
13 | bba4a20 |
14 | 78c1b00 |
15 | 50a4a76 |
hex | 36d00a4 |
57475236 has 144 divisors (see below), whose sum is σ = 171959424. Its totient is φ = 14805504.
The previous prime is 57475217. The next prime is 57475277. The reversal of 57475236 is 63257475.
It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.
It is a Harshad number since it is a multiple of its sum of digits (39).
Its product of digits (176400) is a multiple of the sum of its prime factors (210).
It is a junction number, because it is equal to n+sod(n) for n = 57475194 and 57475203.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 557961 + ... + 558063.
Almost surely, 257475236 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 57475236, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85979712).
57475236 is an abundant number, since it is smaller than the sum of its proper divisors (114484188).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57475236 is a wasteful number, since it uses less digits than its factorization.
57475236 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 210 (or 201 counting only the distinct ones).
The product of its digits is 176400, while the sum is 39.
The square root of 57475236 is about 7581.2423783968. The cubic root of 57475236 is about 385.9167135761.
The spelling of 57475236 in words is "fifty-seven million, four hundred seventy-five thousand, two hundred thirty-six".
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