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58341931 = 64790173
BaseRepresentation
bin1101111010001…
…1101000101011
311001210002002021
43132203220223
5104413420211
65442245311
71305620044
oct336435053
9131702067
1058341931
112aa2917a
1217656837
13c11936b
147a698cb
1551c6771
hex37a3a2b

58341931 has 4 divisors (see below), whose sum is σ = 58432752. Its totient is φ = 58251112.

The previous prime is 58341919. The next prime is 58341947. The reversal of 58341931 is 13914385.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13914385 = 52782877.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-58341931 is a prime.

It is a super-2 number, since 2×583419312 = 6807561825617522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (58341901) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44440 + ... + 45733.

It is an arithmetic number, because the mean of its divisors is an integer number (14608188).

Almost surely, 258341931 is an apocalyptic number.

58341931 is a deficient number, since it is larger than the sum of its proper divisors (90821).

58341931 is an equidigital number, since it uses as much as digits as its factorization.

58341931 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90820.

The product of its digits is 12960, while the sum is 34.

The square root of 58341931 is about 7638.1889869262. The cubic root of 58341931 is about 387.8468481006.

The spelling of 58341931 in words is "fifty-eight million, three hundred forty-one thousand, nine hundred thirty-one".

Divisors: 1 647 90173 58341931