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14989180 = 2255231433
BaseRepresentation
bin111001001011…
…011101111100
31001012112021211
4321023131330
512314123210
61253134204
7241256143
oct71133574
931175254
1014989180
118508658
12502a364
13314a74b
141dc275a
1514b138a
hexe4b77c

14989180 has 24 divisors (see below), whose sum is σ = 31559472. Its totient is φ = 5980032.

The previous prime is 14989171. The next prime is 14989199. The reversal of 14989180 is 8198941.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9744 + ... + 11176.

It is an arithmetic number, because the mean of its divisors is an integer number (1314978).

Almost surely, 214989180 is an apocalyptic number.

14989180 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14989180 is an abundant number, since it is smaller than the sum of its proper divisors (16570292).

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

14989180 is a wasteful number, since it uses less digits than its factorization.

14989180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1965 (or 1963 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 40.

The square root of 14989180 is about 3871.5862382233. The cubic root of 14989180 is about 246.5618944701.

The spelling of 14989180 in words is "fourteen million, nine hundred eighty-nine thousand, one hundred eighty".

Divisors: 1 2 4 5 10 20 523 1046 1433 2092 2615 2866 5230 5732 7165 10460 14330 28660 749459 1498918 2997836 3747295 7494590 14989180