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58112909 = 4310313121
BaseRepresentation
bin1101110110101…
…1101110001101
311001100102220222
43131223232031
5104334103114
65433321125
71303644251
oct335535615
9131312828
1058112909
112a8920a8
12175661a5
13c06904a
147a0a261
15517d98e
hex376bb8d

58112909 has 8 divisors (see below), whose sum is σ = 60046272. Its totient is φ = 56206080.

The previous prime is 58112869. The next prime is 58112917. The reversal of 58112909 is 90921185.

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

It is a cyclic number.

It is not a de Polignac number, because 58112909 - 28 = 58112653 is a prime.

It is a super-2 number, since 2×581129092 = 6754220384884562, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58112609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2132 + ... + 10989.

It is an arithmetic number, because the mean of its divisors is an integer number (7505784).

Almost surely, 258112909 is an apocalyptic number.

It is an amenable number.

58112909 is a deficient number, since it is larger than the sum of its proper divisors (1933363).

58112909 is a wasteful number, since it uses less digits than its factorization.

58112909 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13267.

The product of its (nonzero) digits is 6480, while the sum is 35.

The square root of 58112909 is about 7623.1823407288. The cubic root of 58112909 is about 387.3386833213.

The spelling of 58112909 in words is "fifty-eight million, one hundred twelve thousand, nine hundred nine".

Divisors: 1 43 103 4429 13121 564203 1351463 58112909