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14312680 = 235357817
BaseRepresentation
bin110110100110…
…010011101000
3222221011022021
4312212103220
512131001210
61230434224
7232440634
oct66462350
928834267
1014312680
118096368
124962974
132c71855
141c87dc4
1513cabda
hexda64e8

14312680 has 16 divisors (see below), whose sum is σ = 32203620. Its totient is φ = 5725056.

The previous prime is 14312671. The next prime is 14312707. The reversal of 14312680 is 8621341.

14312680 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 13527684 + 784996 = 3678^2 + 886^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 178869 + ... + 178948.

Almost surely, 214312680 is an apocalyptic number.

14312680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14312680 is an abundant number, since it is smaller than the sum of its proper divisors (17890940).

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

14312680 is a wasteful number, since it uses less digits than its factorization.

14312680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357828 (or 357824 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 14312680 is about 3783.2102770002. The cubic root of 14312680 is about 242.7953251789.

The spelling of 14312680 in words is "fourteen million, three hundred twelve thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 357817 715634 1431268 1789085 2862536 3578170 7156340 14312680