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6158980 = 2251013049
BaseRepresentation
bin10111011111101010000100
3102120220112101
4113133222010
53034041410
6340001444
7103231132
oct27375204
912526471
106158980
113527373
122090284
131378489
14b64752
15819d3a
hex5dfa84

6158980 has 24 divisors (see below), whose sum is σ = 13066200. Its totient is φ = 2438400.

The previous prime is 6158969. The next prime is 6159007. The reversal of 6158980 is 898516.

It can be written as a sum of positive squares in 4 ways, for example, as 887364 + 5271616 = 942^2 + 2296^2 .

It is an Ulam number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 496 + ... + 3544.

It is an arithmetic number, because the mean of its divisors is an integer number (544425).

Almost surely, 26158980 is an apocalyptic number.

It is an amenable number.

6158980 is an abundant number, since it is smaller than the sum of its proper divisors (6907220).

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

6158980 is a wasteful number, since it uses less digits than its factorization.

6158980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3159 (or 3157 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 37.

The square root of 6158980 is about 2481.7292358354. The cubic root of 6158980 is about 183.3030105956.

The spelling of 6158980 in words is "six million, one hundred fifty-eight thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 101 202 404 505 1010 2020 3049 6098 12196 15245 30490 60980 307949 615898 1231796 1539745 3079490 6158980