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14312260 = 225715613
BaseRepresentation
bin110110100110…
…001101000100
3222221010201201
4312212031010
512130443020
61230432244
7232436464
oct66461504
928833651
1014312260
118096016
124962684
132c715c1
141c87ba4
1513caa0a
hexda6344

14312260 has 12 divisors (see below), whose sum is σ = 30055788. Its totient is φ = 5724896.

The previous prime is 14312257. The next prime is 14312261. The reversal of 14312260 is 6221341.

It can be written as a sum of positive squares in 2 ways, for example, as 8714304 + 5597956 = 2952^2 + 2366^2 .

It is not an unprimeable number, because it can be changed into a prime (14312261) 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, 357787 + ... + 357826.

It is an arithmetic number, because the mean of its divisors is an integer number (2504649).

Almost surely, 214312260 is an apocalyptic number.

14312260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14312260 is an abundant number, since it is smaller than the sum of its proper divisors (15743528).

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

14312260 is a wasteful number, since it uses less digits than its factorization.

14312260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 715622 (or 715620 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 14312260 is about 3783.1547681796. The cubic root of 14312260 is about 242.7929502444.

It can be divided in two parts, 143 and 12260, that added together give a triangular number (12403 = T157).

The spelling of 14312260 in words is "fourteen million, three hundred twelve thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 715613 1431226 2862452 3578065 7156130 14312260