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4118980 = 225205949
BaseRepresentation
bin1111101101100111000100
321202021011211
433231213010
52023301410
6224141204
750003455
oct17554704
97667154
104118980
112363718
121467804
13b12a88
1479312c
1556568a
hex3ed9c4

4118980 has 12 divisors (see below), whose sum is σ = 8649900. Its totient is φ = 1647584.

The previous prime is 4118977. The next prime is 4118993. The reversal of 4118980 is 898114.

It can be written as a sum of positive squares in 2 ways, for example, as 1077444 + 3041536 = 1038^2 + 1744^2 .

It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 102955 + ... + 102994.

It is an arithmetic number, because the mean of its divisors is an integer number (720825).

Almost surely, 24118980 is an apocalyptic number.

It is an amenable number.

4118980 is an abundant number, since it is smaller than the sum of its proper divisors (4530920).

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

4118980 is a wasteful number, since it uses less digits than its factorization.

4118980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205958 (or 205956 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 31.

The square root of 4118980 is about 2029.5270384994. The cubic root of 4118980 is about 160.2986609135.

The spelling of 4118980 in words is "four million, one hundred eighteen thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 205949 411898 823796 1029745 2059490 4118980