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58161093 = 319387031
BaseRepresentation
bin1101110111011…
…1011111000101
311001102220000120
43131313133011
5104342123333
65434332153
71304234604
oct335673705
9131386016
1058161093
112a915321
121758a059
13c084c63
147a1da3b
15518cdb3
hex37777c5

58161093 has 4 divisors (see below), whose sum is σ = 77548128. Its totient is φ = 38774060.

The previous prime is 58161091. The next prime is 58161101. The reversal of 58161093 is 39016185.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 58161093 - 21 = 58161091 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58161091) 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, 9693513 + ... + 9693518.

It is an arithmetic number, because the mean of its divisors is an integer number (19387032).

Almost surely, 258161093 is an apocalyptic number.

It is an amenable number.

58161093 is a deficient number, since it is larger than the sum of its proper divisors (19387035).

58161093 is a wasteful number, since it uses less digits than its factorization.

58161093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19387034.

The product of its (nonzero) digits is 6480, while the sum is 33.

The square root of 58161093 is about 7626.3420458304. The cubic root of 58161093 is about 387.4457069962.

The spelling of 58161093 in words is "fifty-eight million, one hundred sixty-one thousand, ninety-three".

Divisors: 1 3 19387031 58161093