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14270290 = 2571101199
BaseRepresentation
bin110110011011…
…111101010010
3222212000011021
4312123331102
512123122130
61225510054
7232203226
oct66337522
928760137
1014270290
118067531
12494232a
132c58478
141c76786
1513bd37a
hexd9bf52

14270290 has 32 divisors (see below), whose sum is σ = 26438400. Its totient is φ = 5544000.

The previous prime is 14270231. The next prime is 14270299. The reversal of 14270290 is 9207241.

It is not an unprimeable number, because it can be changed into a prime (14270299) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71611 + ... + 71809.

It is an arithmetic number, because the mean of its divisors is an integer number (826200).

Almost surely, 214270290 is an apocalyptic number.

14270290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14270290 is a deficient number, since it is larger than the sum of its proper divisors (12168110).

14270290 is a wasteful number, since it uses less digits than its factorization.

14270290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 14270290 is about 3777.6037378211. The cubic root of 14270290 is about 242.5553917465. Note that the first 3 decimals are identical.

The spelling of 14270290 in words is "fourteen million, two hundred seventy thousand, two hundred ninety".

Divisors: 1 2 5 10 71 101 142 199 202 355 398 505 710 995 1010 1990 7171 14129 14342 20099 28258 35855 40198 70645 71710 100495 141290 200990 1427029 2854058 7135145 14270290