Base | Representation |
---|---|
bin | 1101110100111… |
… | …1100011101001 |
3 | 11001010120200020 |
4 | 3131033203221 |
5 | 104321410140 |
6 | 5431031053 |
7 | 1302654024 |
oct | 335174351 |
9 | 131116606 |
10 | 57997545 |
11 | 2a813461 |
12 | 1750b489 |
13 | c028698 |
14 | 79ba1bb |
15 | 51596d0 |
hex | 374f8e9 |
57997545 has 16 divisors (see below), whose sum is σ = 94182720. Its totient is φ = 30469824.
The previous prime is 57997517. The next prime is 57997573. The reversal of 57997545 is 54579975.
It is an interprime number because it is at equal distance from previous prime (57997517) and next prime (57997573).
It is not a de Polignac number, because 57997545 - 29 = 57997033 is a prime.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27850 + ... + 29859.
It is an arithmetic number, because the mean of its divisors is an integer number (5886420).
Almost surely, 257997545 is an apocalyptic number.
It is an amenable number.
57997545 is a deficient number, since it is larger than the sum of its proper divisors (36185175).
57997545 is a wasteful number, since it uses less digits than its factorization.
57997545 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 57784.
The product of its digits is 1984500, while the sum is 51.
The square root of 57997545 is about 7615.6119255120. The cubic root of 57997545 is about 387.0822024902.
The spelling of 57997545 in words is "fifty-seven million, nine hundred ninety-seven thousand, five hundred forty-five".
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