Base | Representation |
---|---|
bin | 1101101000001… |
… | …0101010011010 |
3 | 10222112221110000 |
4 | 3122002222122 |
5 | 104113031143 |
6 | 5401033430 |
7 | 1262560161 |
oct | 332025232 |
9 | 128487400 |
10 | 57158298 |
11 | 2a29a96a |
12 | 17185876 |
13 | bac36a2 |
14 | 783c3d8 |
15 | 5040bd3 |
hex | 3682a9a |
57158298 has 40 divisors (see below), whose sum is σ = 130819392. Its totient is φ = 18644904.
The previous prime is 57158293. The next prime is 57158347. The reversal of 57158298 is 89285175.
It is a happy number.
57158298 is a `hidden beast` number, since 571 + 58 + 29 + 8 = 666.
It is not an unprimeable number, because it can be changed into a prime (57158291) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3861 + ... + 11367.
Almost surely, 257158298 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 57158298, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65409696).
57158298 is an abundant number, since it is smaller than the sum of its proper divisors (73661094).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57158298 is a wasteful number, since it uses less digits than its factorization.
57158298 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7568 (or 7559 counting only the distinct ones).
The product of its digits is 201600, while the sum is 45.
The square root of 57158298 is about 7560.3107079008. The cubic root of 57158298 is about 385.2060470125.
The spelling of 57158298 in words is "fifty-seven million, one hundred fifty-eight thousand, two hundred ninety-eight".
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