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58668389 = 139834591
BaseRepresentation
bin1101111111001…
…1010101100101
311002101122220022
43133303111211
5110004342024
65453244525
71311446603
oct337632545
9132348808
1058668389
113013147a
1217793745
13c201b30
147b12873
15523d35e
hex37f3565

58668389 has 8 divisors (see below), whose sum is σ = 63259392. Its totient is φ = 54088560.

The previous prime is 58668367. The next prime is 58668419. The reversal of 58668389 is 98386685.

It is a happy number.

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 58668389 - 216 = 58602853 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 58668389.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58668319) 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, 10484 + ... + 15074.

It is an arithmetic number, because the mean of its divisors is an integer number (7907424).

Almost surely, 258668389 is an apocalyptic number.

It is an amenable number.

58668389 is a deficient number, since it is larger than the sum of its proper divisors (4591003).

58668389 is a wasteful number, since it uses less digits than its factorization.

58668389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5587.

The product of its digits is 2488320, while the sum is 53.

The square root of 58668389 is about 7659.5292936316. The cubic root of 58668389 is about 388.5689146719.

The spelling of 58668389 in words is "fifty-eight million, six hundred sixty-eight thousand, three hundred eighty-nine".

Divisors: 1 13 983 4591 12779 59683 4512953 58668389