Search a number
-
+
58390880 = 255364943
BaseRepresentation
bin1101111010111…
…1100101100000
311001212120020012
43132233211200
5104422002010
65443304052
71306212542
oct336574540
9131776205
1058390880
112aa61a29
121767b028
13c135722
147a7d692
1551d6005
hex37af960

58390880 has 24 divisors (see below), whose sum is σ = 137948832. Its totient is φ = 23356288.

The previous prime is 58390877. The next prime is 58390901. The reversal of 58390880 is 8809385.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 182312 + ... + 182631.

It is an arithmetic number, because the mean of its divisors is an integer number (5747868).

Almost surely, 258390880 is an apocalyptic number.

It is an amenable number.

58390880 is an abundant number, since it is smaller than the sum of its proper divisors (79557952).

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

58390880 is a wasteful number, since it uses less digits than its factorization.

58390880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364958 (or 364950 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 41.

The square root of 58390880 is about 7641.3925432476. The cubic root of 58390880 is about 387.9552858806.

The spelling of 58390880 in words is "fifty-eight million, three hundred ninety thousand, eight hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 364943 729886 1459772 1824715 2919544 3649430 5839088 7298860 11678176 14597720 29195440 58390880