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58249031 = 313974733
BaseRepresentation
bin1101111000110…
…0111101000111
311001121100122112
43132030331013
5104402432111
65440251235
71305052151
oct336147507
9131540575
1058249031
112a9753a5
1217610b1b
13c0b5ca9
147a43ad1
1551a8e8b
hex378cf47

58249031 has 8 divisors (see below), whose sum is σ = 60292224. Its totient is φ = 56216160.

The previous prime is 58249013. The next prime is 58249033. The reversal of 58249031 is 13094285.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-58249031 is a prime.

It is a super-2 number, since 2×582490312 = 6785899224877922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58249033) 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, 9941 + ... + 14673.

It is an arithmetic number, because the mean of its divisors is an integer number (7536528).

Almost surely, 258249031 is an apocalyptic number.

58249031 is a deficient number, since it is larger than the sum of its proper divisors (2043193).

58249031 is a wasteful number, since it uses less digits than its factorization.

58249031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5161.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 58249031 is about 7632.1052796722. The cubic root of 58249031 is about 387.6408778091.

The spelling of 58249031 in words is "fifty-eight million, two hundred forty-nine thousand, thirty-one".

Divisors: 1 31 397 4733 12307 146723 1879001 58249031