Base | Representation |
---|---|
bin | 1101101100110… |
… | …1100011010100 |
3 | 11000010112012222 |
4 | 3123031203110 |
5 | 104202340134 |
6 | 5411401512 |
7 | 1265305400 |
oct | 333154324 |
9 | 130115188 |
10 | 57465044 |
11 | 2a48a37a |
12 | 172b3298 |
13 | bba01b0 |
14 | 78bc100 |
15 | 50a1a2e |
hex | 36cd8d4 |
57465044 has 72 divisors (see below), whose sum is σ = 132723360. Its totient is φ = 21518784.
The previous prime is 57465043. The next prime is 57465047. The reversal of 57465044 is 44056475.
It is a junction number, because it is equal to n+sod(n) for n = 57464995 and 57465013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57465043) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 47819 + ... + 49005.
It is an arithmetic number, because the mean of its divisors is an integer number (1843380).
Almost surely, 257465044 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 57465044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66361680).
57465044 is an abundant number, since it is smaller than the sum of its proper divisors (75258316).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57465044 is a wasteful number, since it uses less digits than its factorization.
57465044 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1237 (or 1228 counting only the distinct ones).
The product of its (nonzero) digits is 67200, while the sum is 35.
The square root of 57465044 is about 7580.5701632529. The cubic root of 57465044 is about 385.8939008778.
The spelling of 57465044 in words is "fifty-seven million, four hundred sixty-five thousand, forty-four".
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