Base | Representation |
---|---|
bin | 1101101011000… |
… | …1011110101101 |
3 | 10222220200111100 |
4 | 3122301132231 |
5 | 104140200221 |
6 | 5405113313 |
7 | 1264316226 |
oct | 332613655 |
9 | 128820440 |
10 | 57350061 |
11 | 2a410a4a |
12 | 17258839 |
13 | bb5ca62 |
14 | 788c24d |
15 | 507c926 |
hex | 36b17ad |
57350061 has 12 divisors (see below), whose sum is σ = 87712092. Its totient is φ = 35984256.
The previous prime is 57350039. The next prime is 57350077. The reversal of 57350061 is 16005375.
It can be written as a sum of positive squares in 2 ways, for example, as 37822500 + 19527561 = 6150^2 + 4419^2 .
It is not a de Polignac number, because 57350061 - 26 = 57349997 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57350561) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 187266 + ... + 187571.
It is an arithmetic number, because the mean of its divisors is an integer number (7309341).
Almost surely, 257350061 is an apocalyptic number.
57350061 is a gapful number since it is divisible by the number (51) formed by its first and last digit.
It is an amenable number.
57350061 is a deficient number, since it is larger than the sum of its proper divisors (30362031).
57350061 is a wasteful number, since it uses less digits than its factorization.
57350061 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 374860 (or 374857 counting only the distinct ones).
The product of its (nonzero) digits is 3150, while the sum is 27.
The square root of 57350061 is about 7572.9823055386. The cubic root of 57350061 is about 385.6363479801.
The spelling of 57350061 in words is "fifty-seven million, three hundred fifty thousand, sixty-one".
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