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14288980 = 2252331063
BaseRepresentation
bin110110100000…
…100001010100
3222212221210111
4312200201110
512124221410
61230132404
7232311556
oct66404124
928787714
1014288980
11807a582
124951104
132c63b24
141c7d4d6
1513c3b8a
hexda0854

14288980 has 24 divisors (see below), whose sum is σ = 31312512. Its totient is φ = 5466912.

The previous prime is 14288977. The next prime is 14288983. The reversal of 14288980 is 8988241.

It is an interprime number because it is at equal distance from previous prime (14288977) and next prime (14288983).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14288983) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15072 + ... + 15991.

It is an arithmetic number, because the mean of its divisors is an integer number (1304688).

Almost surely, 214288980 is an apocalyptic number.

14288980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14288980 is an abundant number, since it is smaller than the sum of its proper divisors (17023532).

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

14288980 is a wasteful number, since it uses less digits than its factorization.

14288980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31095 (or 31093 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 40.

The square root of 14288980 is about 3780.0767187982. The cubic root of 14288980 is about 242.6612382891.

The spelling of 14288980 in words is "fourteen million, two hundred eighty-eight thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 23 46 92 115 230 460 31063 62126 124252 155315 310630 621260 714449 1428898 2857796 3572245 7144490 14288980