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14252661 = 321583629
BaseRepresentation
bin110110010111…
…101001110101
3222211002222100
4312113221311
512122041121
61225252313
7232100643
oct66275165
928732870
1014252661
118055265
124934099
132c50437
141c70193
1513b8026
hexd97a75

14252661 has 6 divisors (see below), whose sum is σ = 20587190. Its totient is φ = 9501768.

The previous prime is 14252657. The next prime is 14252671. The reversal of 14252661 is 16625241.

It can be written as a sum of positive squares in only one way, i.e., 9548100 + 4704561 = 3090^2 + 2169^2 .

It is not a de Polignac number, because 14252661 - 22 = 14252657 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14252621) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 791806 + ... + 791823.

Almost surely, 214252661 is an apocalyptic number.

It is an amenable number.

14252661 is a deficient number, since it is larger than the sum of its proper divisors (6334529).

14252661 is a wasteful number, since it uses less digits than its factorization.

14252661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1583635 (or 1583632 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 14252661 is about 3775.2696592429. The cubic root of 14252661 is about 242.4554692030.

The spelling of 14252661 in words is "fourteen million, two hundred fifty-two thousand, six hundred sixty-one".

Divisors: 1 3 9 1583629 4750887 14252661