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14987084 = 2272918457
BaseRepresentation
bin111001001010…
…111101001100
31001012102102012
4321022331030
512314041314
61253120352
7241250060
oct71127514
931172365
1014987084
118507022
1250290b8
1331497c8
141dc1aa0
1514b093e
hexe4af4c

14987084 has 24 divisors (see below), whose sum is σ = 31009440. Its totient is φ = 6201216.

The previous prime is 14987059. The next prime is 14987101. The reversal of 14987084 is 48078941.

It is a happy number.

It is a super-2 number, since 2×149870842 = 449225373646112, which contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 8417 + ... + 10040.

It is an arithmetic number, because the mean of its divisors is an integer number (1292060).

Almost surely, 214987084 is an apocalyptic number.

14987084 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

14987084 is an abundant number, since it is smaller than the sum of its proper divisors (16022356).

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

14987084 is a wasteful number, since it uses less digits than its factorization.

14987084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18497 (or 18495 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 41.

The square root of 14987084 is about 3871.3155386767. The cubic root of 14987084 is about 246.5504013392.

The spelling of 14987084 in words is "fourteen million, nine hundred eighty-seven thousand, eighty-four".

Divisors: 1 2 4 7 14 28 29 58 116 203 406 812 18457 36914 73828 129199 258398 516796 535253 1070506 2141012 3746771 7493542 14987084