Base | Representation |
---|---|
bin | 1101101100100… |
… | …1100110100110 |
3 | 11000002201000221 |
4 | 3123021212212 |
5 | 104201330440 |
6 | 5411154554 |
7 | 1265210263 |
oct | 333114646 |
9 | 130081027 |
10 | 57448870 |
11 | 2a479206 |
12 | 172a5a5a |
13 | bb95a1b |
14 | 78b626a |
15 | 509bd4a |
hex | 36c99a6 |
57448870 has 16 divisors (see below), whose sum is σ = 103586688. Its totient is φ = 22939840.
The previous prime is 57448841. The next prime is 57448889. The reversal of 57448870 is 7884475.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1515 + ... + 10825.
It is an arithmetic number, because the mean of its divisors is an integer number (6474168).
Almost surely, 257448870 is an apocalyptic number.
57448870 is a deficient number, since it is larger than the sum of its proper divisors (46137818).
57448870 is a wasteful number, since it uses less digits than its factorization.
57448870 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9935.
The product of its (nonzero) digits is 250880, while the sum is 43.
The square root of 57448870 is about 7579.5032818780. The cubic root of 57448870 is about 385.8576931639.
The spelling of 57448870 in words is "fifty-seven million, four hundred forty-eight thousand, eight hundred seventy".
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