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14145272 = 2319293209
BaseRepresentation
bin110101111101…
…011011111000
3222121122122222
4311331123320
512110122042
61223103212
7231142601
oct65753370
928548588
1014145272
117a91609
1248a1b08
132c135ab
141c42da8
1513962d2
hexd7d6f8

14145272 has 32 divisors (see below), whose sum is σ = 28890000. Its totient is φ = 6467328.

The previous prime is 14145251. The next prime is 14145277. The reversal of 14145272 is 27254141.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14145277) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2804 + ... + 6012.

Almost surely, 214145272 is an apocalyptic number.

It is an amenable number.

14145272 is an abundant number, since it is smaller than the sum of its proper divisors (14744728).

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

14145272 is a wasteful number, since it uses less digits than its factorization.

14145272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3263 (or 3259 counting only the distinct ones).

The product of its digits is 2240, while the sum is 26.

The square root of 14145272 is about 3761.0200743947. The cubic root of 14145272 is about 241.8449932841.

The spelling of 14145272 in words is "fourteen million, one hundred forty-five thousand, two hundred seventy-two".

Divisors: 1 2 4 8 19 29 38 58 76 116 152 232 551 1102 2204 3209 4408 6418 12836 25672 60971 93061 121942 186122 243884 372244 487768 744488 1768159 3536318 7072636 14145272