Base | Representation |
---|---|
bin | 1101110010111… |
… | …0010000100111 |
3 | 11000212122120220 |
4 | 3130232100213 |
5 | 104303024114 |
6 | 5424055423 |
7 | 1301545266 |
oct | 334562047 |
9 | 130778526 |
10 | 57861159 |
11 | 2a72aa44 |
12 | 17464573 |
13 | bcab595 |
14 | 79825dd |
15 | 512e0a9 |
hex | 372e427 |
57861159 has 16 divisors (see below), whose sum is σ = 79841280. Its totient is φ = 37234080.
The previous prime is 57861157. The next prime is 57861163. The reversal of 57861159 is 95116875.
It is not a de Polignac number, because 57861159 - 21 = 57861157 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 57861159.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57861151) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62502 + ... + 63420.
It is an arithmetic number, because the mean of its divisors is an integer number (4990080).
Almost surely, 257861159 is an apocalyptic number.
57861159 is a deficient number, since it is larger than the sum of its proper divisors (21980121).
57861159 is a wasteful number, since it uses less digits than its factorization.
57861159 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1630.
The product of its digits is 75600, while the sum is 42.
The square root of 57861159 is about 7606.6522859928. The cubic root of 57861159 is about 386.7785457897.
The spelling of 57861159 in words is "fifty-seven million, eight hundred sixty-one thousand, one hundred fifty-nine".
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