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14090292 = 2232391397
BaseRepresentation
bin110101110000…
…000000110100
3222111212020200
4311300000310
512101342132
61222000500
7230523366
oct65600064
928455220
1014090292
117a54277
124876130
132bc4568
141c2ad36
151384d7c
hexd70034

14090292 has 18 divisors (see below), whose sum is σ = 35617218. Its totient is φ = 4696752.

The previous prime is 14090257. The next prime is 14090311. The reversal of 14090292 is 29209041.

It can be written as a sum of positive squares in only one way, i.e., 10074276 + 4016016 = 3174^2 + 2004^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 195663 + ... + 195734.

Almost surely, 214090292 is an apocalyptic number.

14090292 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

14090292 is an abundant number, since it is smaller than the sum of its proper divisors (21526926).

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

14090292 is a wasteful number, since it uses less digits than its factorization.

14090292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391407 (or 391402 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 14090292 is about 3753.7037709441. The cubic root of 14090292 is about 241.5312511800.

The spelling of 14090292 in words is "fourteen million, ninety thousand, two hundred ninety-two".

Divisors: 1 2 3 4 6 9 12 18 36 391397 782794 1174191 1565588 2348382 3522573 4696764 7045146 14090292