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58193980 = 22513223823
BaseRepresentation
bin1101110111111…
…1100000111100
311001111120010121
43131333200330
5104344201410
65435144324
71304432515
oct335774074
9131446117
1058193980
112a937aa9
12175a50a4
13c096c10
147a2ba0c
1551979da
hex377f83c

58193980 has 24 divisors (see below), whose sum is σ = 131608512. Its totient is φ = 21486912.

The previous prime is 58193977. The next prime is 58194023. The reversal of 58193980 is 8939185.

It is a congruent number.

It is an unprimeable number.

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, 111652 + ... + 112171.

It is an arithmetic number, because the mean of its divisors is an integer number (5483688).

Almost surely, 258193980 is an apocalyptic number.

It is an amenable number.

58193980 is an abundant number, since it is smaller than the sum of its proper divisors (73414532).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

58193980 is a wasteful number, since it uses less digits than its factorization.

58193980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223845 (or 223843 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 43.

The square root of 58193980 is about 7628.4978862159. The cubic root of 58193980 is about 387.5187198726.

The spelling of 58193980 in words is "fifty-eight million, one hundred ninety-three thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 223823 447646 895292 1119115 2238230 2909699 4476460 5819398 11638796 14548495 29096990 58193980