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14274148 = 2272917579
BaseRepresentation
bin110110011100…
…111001100100
3222212012110011
4312130321210
512123233043
61225540004
7232220410
oct66347144
928765404
1014274148
11806a419
124944604
132c5a155
141c77d40
1513be59d
hexd9ce64

14274148 has 24 divisors (see below), whose sum is σ = 29534400. Its totient is φ = 5906208.

The previous prime is 14274107. The next prime is 14274157. The reversal of 14274148 is 84147241.

It is a happy number.

It is a super-2 number, since 2×142741482 = 407502602251808, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7978 + ... + 9601.

It is an arithmetic number, because the mean of its divisors is an integer number (1230600).

Almost surely, 214274148 is an apocalyptic number.

It is an amenable number.

14274148 is an abundant number, since it is smaller than the sum of its proper divisors (15260252).

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

14274148 is a wasteful number, since it uses less digits than its factorization.

14274148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17619 (or 17617 counting only the distinct ones).

The product of its digits is 7168, while the sum is 31.

The square root of 14274148 is about 3778.1143444846. The cubic root of 14274148 is about 242.5772482139.

The spelling of 14274148 in words is "fourteen million, two hundred seventy-four thousand, one hundred forty-eight".

Divisors: 1 2 4 7 14 28 29 58 116 203 406 812 17579 35158 70316 123053 246106 492212 509791 1019582 2039164 3568537 7137074 14274148