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14980787 = 71257821
BaseRepresentation
bin111001001001…
…011010110011
31001012002202222
4321021122303
512313341122
61253031255
7241222523
oct71113263
931162688
1014980787
118502318
12502552b
133146993
141dbd683
1514adb42
hexe496b3

14980787 has 8 divisors (see below), whose sum is σ = 15269472. Its totient is φ = 14694400.

The previous prime is 14980739. The next prime is 14980837. The reversal of 14980787 is 78708941.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 14980787 - 210 = 14979763 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14980717) by changing a digit.

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, 17837 + ... + 18657.

It is an arithmetic number, because the mean of its divisors is an integer number (1908684).

Almost surely, 214980787 is an apocalyptic number.

14980787 is a deficient number, since it is larger than the sum of its proper divisors (288685).

14980787 is an equidigital number, since it uses as much as digits as its factorization.

14980787 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1149.

The product of its (nonzero) digits is 112896, while the sum is 44.

The square root of 14980787 is about 3870.5021638025. The cubic root of 14980787 is about 246.5158661496.

The spelling of 14980787 in words is "fourteen million, nine hundred eighty thousand, seven hundred eighty-seven".

Divisors: 1 71 257 821 18247 58291 210997 14980787