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58831089 = 3142313781
BaseRepresentation
bin1110000001101…
…1000011110001
311002200221002020
43200123003301
5110030043324
65500542053
71313025132
oct340330361
9132627066
1058831089
1130232739
1217851929
13c25abc5
147b55c89
155271679
hex381b0f1

58831089 has 8 divisors (see below), whose sum is σ = 78502272. Its totient is φ = 39190320.

The previous prime is 58831081. The next prime is 58831093. The reversal of 58831089 is 98013885.

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

It is not a de Polignac number, because 58831089 - 23 = 58831081 is a prime.

It is a super-2 number, since 2×588310892 = 6922194065851842, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 58831089.

It is not an unprimeable number, because it can be changed into a prime (58831081) 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, 2622 + ... + 11159.

It is an arithmetic number, because the mean of its divisors is an integer number (9812784).

Almost surely, 258831089 is an apocalyptic number.

It is an amenable number.

58831089 is a deficient number, since it is larger than the sum of its proper divisors (19671183).

58831089 is a wasteful number, since it uses less digits than its factorization.

58831089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15207.

The product of its (nonzero) digits is 69120, while the sum is 42.

The square root of 58831089 is about 7670.1426974992. The cubic root of 58831089 is about 388.9277780641.

The spelling of 58831089 in words is "fifty-eight million, eight hundred thirty-one thousand, eighty-nine".

Divisors: 1 3 1423 4269 13781 41343 19610363 58831089