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9914980 = 225495749
BaseRepresentation
bin100101110100…
…101001100100
3200122201210111
4211310221210
510014234410
6552302404
7150163435
oct45645144
920581714
109914980
1156622a9
1233a1a04
132091c6a
14146148c
15d0cb8a
hex974a64

9914980 has 12 divisors (see below), whose sum is σ = 20821500. Its totient is φ = 3965984.

The previous prime is 9914977. The next prime is 9914987. The reversal of 9914980 is 894199.

It can be written as a sum of positive squares in 2 ways, for example, as 5654884 + 4260096 = 2378^2 + 2064^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9914987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 247855 + ... + 247894.

It is an arithmetic number, because the mean of its divisors is an integer number (1735125).

Almost surely, 29914980 is an apocalyptic number.

It is an amenable number.

9914980 is an abundant number, since it is smaller than the sum of its proper divisors (10906520).

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

9914980 is a wasteful number, since it uses less digits than its factorization.

9914980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495758 (or 495756 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 40.

The square root of 9914980 is about 3148.8061229615. The cubic root of 9914980 is about 214.8311636461.

The spelling of 9914980 in words is "nine million, nine hundred fourteen thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 495749 991498 1982996 2478745 4957490 9914980