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14982580 = 225749129
BaseRepresentation
bin111001001001…
…110110110100
31001012012020101
4321021312310
512313420310
61253043444
7241230664
oct71116664
931165211
1014982580
1185036a8
125026584
133147742
141dc01a4
1514ae43a
hexe49db4

14982580 has 12 divisors (see below), whose sum is σ = 31463460. Its totient is φ = 5993024.

The previous prime is 14982553. The next prime is 14982677. The reversal of 14982580 is 8528941.

It can be written as a sum of positive squares in 2 ways, for example, as 7431076 + 7551504 = 2726^2 + 2748^2 .

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, 374545 + ... + 374584.

It is an arithmetic number, because the mean of its divisors is an integer number (2621955).

Almost surely, 214982580 is an apocalyptic number.

14982580 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14982580 is an abundant number, since it is smaller than the sum of its proper divisors (16480880).

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

14982580 is a wasteful number, since it uses less digits than its factorization.

14982580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 749138 (or 749136 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 37.

The square root of 14982580 is about 3870.7337805641. The cubic root of 14982580 is about 246.5257006421.

The spelling of 14982580 in words is "fourteen million, nine hundred eighty-two thousand, five hundred eighty".

Divisors: 1 2 4 5 10 20 749129 1498258 2996516 3745645 7491290 14982580