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14980542 = 232496757
BaseRepresentation
bin111001001001…
…010110111110
31001012002102220
4321021112332
512313334132
61253030210
7241222023
oct71112676
931162386
1014980542
118502115
125025366
133146835
141dbd54a
1514ada2c
hexe495be

14980542 has 8 divisors (see below), whose sum is σ = 29961096. Its totient is φ = 4993512.

The previous prime is 14980541. The next prime is 14980547. The reversal of 14980542 is 24508941.

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

14980542 is an admirable number.

It is a super-2 number, since 2×149805422 = 448833277227528, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14980541) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1248373 + ... + 1248384.

It is an arithmetic number, because the mean of its divisors is an integer number (3745137).

Almost surely, 214980542 is an apocalyptic number.

14980542 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

14980542 is a wasteful number, since it uses less digits than its factorization.

14980542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2496762.

The product of its (nonzero) digits is 11520, while the sum is 33.

The square root of 14980542 is about 3870.4705140331. The cubic root of 14980542 is about 246.5145222790.

The spelling of 14980542 in words is "fourteen million, nine hundred eighty thousand, five hundred forty-two".

Divisors: 1 2 3 6 2496757 4993514 7490271 14980542