Base | Representation |
---|---|
bin | 1101101011000… |
… | …1011111001011 |
3 | 10222220200112110 |
4 | 3122301133023 |
5 | 104140200331 |
6 | 5405113403 |
7 | 1264316301 |
oct | 332613713 |
9 | 128820473 |
10 | 57350091 |
11 | 2a410a77 |
12 | 17258863 |
13 | bb5ca86 |
14 | 788c271 |
15 | 507c946 |
hex | 36b17cb |
57350091 has 8 divisors (see below), whose sum is σ = 77209600. Its totient is φ = 37861992.
The previous prime is 57350077. The next prime is 57350119. The reversal of 57350091 is 19005375.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 57350091 - 219 = 56825803 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (57350791) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92491 + ... + 93108.
It is an arithmetic number, because the mean of its divisors is an integer number (9651200).
Almost surely, 257350091 is an apocalyptic number.
57350091 is a deficient number, since it is larger than the sum of its proper divisors (19859509).
57350091 is a wasteful number, since it uses less digits than its factorization.
57350091 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 185705.
The product of its (nonzero) digits is 4725, while the sum is 30.
The square root of 57350091 is about 7572.9842862639. The cubic root of 57350091 is about 385.6364152226.
The spelling of 57350091 in words is "fifty-seven million, three hundred fifty thousand, ninety-one".
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