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14919708 = 2231243309
BaseRepresentation
bin111000111010…
…100000011100
31001001222222210
4320322200130
512304412313
61251440420
7240546456
oct70724034
931058883
1014919708
118470441
124bb6110
133124c3b
141da52d6
15149a9c3
hexe3a81c

14919708 has 12 divisors (see below), whose sum is σ = 34812680. Its totient is φ = 4973232.

The previous prime is 14919701. The next prime is 14919733. The reversal of 14919708 is 80791941.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14919701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 621643 + ... + 621666.

Almost surely, 214919708 is an apocalyptic number.

It is an amenable number.

14919708 is an abundant number, since it is smaller than the sum of its proper divisors (19892972).

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

14919708 is a wasteful number, since it uses less digits than its factorization.

14919708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1243316 (or 1243314 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 39.

The square root of 14919708 is about 3862.6037850134. The cubic root of 14919708 is about 246.1803819450.

The spelling of 14919708 in words is "fourteen million, nine hundred nineteen thousand, seven hundred eight".

Divisors: 1 2 3 4 6 12 1243309 2486618 3729927 4973236 7459854 14919708