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58630091 = 1320872161
BaseRepresentation
bin1101111110100…
…1111111001011
311002022201100212
43133221333023
5110002130331
65452351335
71311230132
oct337517713
9132281325
1058630091
1130105723
121777554b
13c1ba580
147b02919
155231d2b
hex37e9fcb

58630091 has 8 divisors (see below), whose sum is σ = 63199584. Its totient is φ = 54069120.

The previous prime is 58630069. The next prime is 58630133. The reversal of 58630091 is 19003685.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-58630091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (58630051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26051 + ... + 28211.

It is an arithmetic number, because the mean of its divisors is an integer number (7899948).

Almost surely, 258630091 is an apocalyptic number.

58630091 is a deficient number, since it is larger than the sum of its proper divisors (4569493).

58630091 is a wasteful number, since it uses less digits than its factorization.

58630091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4261.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 58630091 is about 7657.0288624244. The cubic root of 58630091 is about 388.4843452705.

The spelling of 58630091 in words is "fifty-eight million, six hundred thirty thousand, ninety-one".

Divisors: 1 13 2087 2161 27131 28093 4510007 58630091