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14250071 = 114347641
BaseRepresentation
bin110110010111…
…000001010111
3222210222102102
4312113001113
512122000241
61225232315
7232060253
oct66270127
928728372
1014250071
118053320
12493269b
132c4c1c4
141c6d263
1513b739b
hexd97057

14250071 has 16 divisors (see below), whose sum is σ = 16270848. Its totient is φ = 12364800.

The previous prime is 14250059. The next prime is 14250073. The reversal of 14250071 is 17005241.

It is a cyclic number.

It is not a de Polignac number, because 14250071 - 26 = 14250007 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14250073) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 21911 + ... + 22551.

It is an arithmetic number, because the mean of its divisors is an integer number (1016928).

Almost surely, 214250071 is an apocalyptic number.

14250071 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

14250071 is a deficient number, since it is larger than the sum of its proper divisors (2020777).

14250071 is a wasteful number, since it uses less digits than its factorization.

14250071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 742.

The product of its (nonzero) digits is 280, while the sum is 20.

The square root of 14250071 is about 3774.9266218034. The cubic root of 14250071 is about 242.4407819408.

Subtracting from 14250071 its product of nonzero digits (280), we obtain a triangular number (14249791 = T5338).

The spelling of 14250071 in words is "fourteen million, two hundred fifty thousand, seventy-one".

Divisors: 1 11 43 47 473 517 641 2021 7051 22231 27563 30127 303193 331397 1295461 14250071