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14281995 = 3571310463
BaseRepresentation
bin110110011110…
…110100001011
3222212121012210
4312132310023
512124010440
61230040203
7232252320
oct66366413
928777183
1014281995
118075302
124949063
132c608b0
141c7ab47
1513c1a80
hexd9ed0b

14281995 has 32 divisors (see below), whose sum is σ = 28127232. Its totient is φ = 6026112.

The previous prime is 14281973. The next prime is 14281997. The reversal of 14281995 is 59918241.

It is not a de Polignac number, because 14281995 - 26 = 14281931 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (14281997) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3867 + ... + 6596.

It is an arithmetic number, because the mean of its divisors is an integer number (878976).

Almost surely, 214281995 is an apocalyptic number.

14281995 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

14281995 is a deficient number, since it is larger than the sum of its proper divisors (13845237).

14281995 is a wasteful number, since it uses less digits than its factorization.

14281995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10491.

The product of its digits is 25920, while the sum is 39.

The square root of 14281995 is about 3779.1526828113. The cubic root of 14281995 is about 242.6216911459.

The spelling of 14281995 in words is "fourteen million, two hundred eighty-one thousand, nine hundred ninety-five".

Divisors: 1 3 5 7 13 15 21 35 39 65 91 105 195 273 455 1365 10463 31389 52315 73241 136019 156945 219723 366205 408057 680095 952133 1098615 2040285 2856399 4760665 14281995