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14252990 = 251425299
BaseRepresentation
bin110110010111…
…101110111110
3222211010102112
4312113232332
512122043430
61225254022
7232101623
oct66275676
928733375
1014252990
118055534
124934312
132c5062b
141c7034a
1513b8195
hexd97bbe

14252990 has 8 divisors (see below), whose sum is σ = 25655400. Its totient is φ = 5701192.

The previous prime is 14252989. The next prime is 14253011. The reversal of 14252990 is 9925241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 712640 + ... + 712659.

It is an arithmetic number, because the mean of its divisors is an integer number (3206925).

Almost surely, 214252990 is an apocalyptic number.

14252990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14252990 is a deficient number, since it is larger than the sum of its proper divisors (11402410).

14252990 is a wasteful number, since it uses less digits than its factorization.

14252990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1425306.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 14252990 is about 3775.3132320378. The cubic root of 14252990 is about 242.4573347549.

The spelling of 14252990 in words is "fourteen million, two hundred fifty-two thousand, nine hundred ninety".

Divisors: 1 2 5 10 1425299 2850598 7126495 14252990