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14247460 = 2255313441
BaseRepresentation
bin110110010110…
…011000100100
3222210211211201
4312112120210
512121404320
61225212244
7232046533
oct66263044
928724751
1014247460
118051367
124931084
132c4ac66
141c6c31a
1513b670a
hexd96624

14247460 has 24 divisors (see below), whose sum is σ = 30486456. Its totient is φ = 5591040.

The previous prime is 14247449. The next prime is 14247461. The reversal of 14247460 is 6474241.

It can be written as a sum of positive squares in 4 ways, for example, as 763876 + 13483584 = 874^2 + 3672^2 .

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (14247461) 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 7 ways as a sum of consecutive naturals, for example, 5661 + ... + 7780.

It is an arithmetic number, because the mean of its divisors is an integer number (1270269).

Almost surely, 214247460 is an apocalyptic number.

14247460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14247460 is an abundant number, since it is smaller than the sum of its proper divisors (16238996).

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

14247460 is a wasteful number, since it uses less digits than its factorization.

14247460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13503 (or 13501 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 14247460 is about 3774.5807714235. The cubic root of 14247460 is about 242.4259737913.

The spelling of 14247460 in words is "fourteen million, two hundred forty-seven thousand, four hundred sixty".

Divisors: 1 2 4 5 10 20 53 106 212 265 530 1060 13441 26882 53764 67205 134410 268820 712373 1424746 2849492 3561865 7123730 14247460