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58380879 = 326897237
BaseRepresentation
bin1101111010110…
…1001001001111
311001212001111210
43132231021033
5104421142004
65443145503
71306141434
oct336551117
9131761453
1058380879
112aa55467
1217675293
13c130ccb
147a79b8b
1551d3089
hex37ad24f

58380879 has 8 divisors (see below), whose sum is σ = 77880880. Its totient is φ = 38900736.

The previous prime is 58380859. The next prime is 58380887. The reversal of 58380879 is 97808385.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2k-58380879 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58380809) 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, 4449 + ... + 11685.

It is an arithmetic number, because the mean of its divisors is an integer number (9735110).

Almost surely, 258380879 is an apocalyptic number.

58380879 is a deficient number, since it is larger than the sum of its proper divisors (19500001).

58380879 is a wasteful number, since it uses less digits than its factorization.

58380879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9929.

The product of its (nonzero) digits is 483840, while the sum is 48.

The square root of 58380879 is about 7640.7381187945. The cubic root of 58380879 is about 387.9331353761.

The spelling of 58380879 in words is "fifty-eight million, three hundred eighty thousand, eight hundred seventy-nine".

Divisors: 1 3 2689 7237 8067 21711 19460293 58380879