Base | Representation |
---|---|
bin | 1101101101001… |
… | …0111010100100 |
3 | 11000011122100121 |
4 | 3123102322210 |
5 | 104204041022 |
6 | 5412051324 |
7 | 1265426422 |
oct | 333227244 |
9 | 130148317 |
10 | 57487012 |
11 | 2a4a4930 |
12 | 17303b44 |
13 | bbaa1ab |
14 | 78c6112 |
15 | 50a82c7 |
hex | 36d2ea4 |
57487012 has 24 divisors (see below), whose sum is σ = 109946592. Its totient is φ = 26083200.
The previous prime is 57487009. The next prime is 57487021. The reversal of 57487012 is 21078475.
It is a happy 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, 38023 + ... + 39505.
It is an arithmetic number, because the mean of its divisors is an integer number (4581108).
Almost surely, 257487012 is an apocalyptic number.
It is an amenable number.
57487012 is a deficient number, since it is larger than the sum of its proper divisors (52459580).
57487012 is a wasteful number, since it uses less digits than its factorization.
57487012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2379 (or 2377 counting only the distinct ones).
The product of its (nonzero) digits is 15680, while the sum is 34.
The square root of 57487012 is about 7582.0189923265. The cubic root of 57487012 is about 385.9430683751.
The spelling of 57487012 in words is "fifty-seven million, four hundred eighty-seven thousand, twelve".
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