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58730231 = 719742589
BaseRepresentation
bin1110000000001…
…0011011110111
311002111210201202
43200002123313
5110013331411
65454443115
71312125110
oct340023367
9132453652
1058730231
113017398a
121780349b
13c224021
147b2b207
15525183b
hex38026f7

58730231 has 8 divisors (see below), whose sum is σ = 67462560. Its totient is φ = 50083488.

The previous prime is 58730227. The next prime is 58730233. The reversal of 58730231 is 13203785.

58730231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 58730231 - 22 = 58730227 is a prime.

It is a super-2 number, since 2×587302312 = 6898480066626722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 58730194 and 58730203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58730233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19916 + ... + 22673.

It is an arithmetic number, because the mean of its divisors is an integer number (8432820).

Almost surely, 258730231 is an apocalyptic number.

58730231 is a deficient number, since it is larger than the sum of its proper divisors (8732329).

58730231 is a wasteful number, since it uses less digits than its factorization.

58730231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42793.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 58730231 is about 7663.5651625076. The cubic root of 58730231 is about 388.7053961225.

The spelling of 58730231 in words is "fifty-eight million, seven hundred thirty thousand, two hundred thirty-one".

Divisors: 1 7 197 1379 42589 298123 8390033 58730231