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14208065 = 516211753
BaseRepresentation
bin110110001100…
…110001000001
3222201211210122
4312030301001
512114124230
61224310025
7231523634
oct66146101
928654718
1014208065
118024803
124912315
132c36051
141c5bc1b
1513a9be5
hexd8cc41

14208065 has 8 divisors (see below), whose sum is σ = 17069928. Its totient is φ = 11352960.

The previous prime is 14208031. The next prime is 14208083. The reversal of 14208065 is 56080241.

It can be written as a sum of positive squares in 4 ways, for example, as 339889 + 13868176 = 583^2 + 3724^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 14208065 - 26 = 14208001 is a prime.

It is a super-2 number, since 2×142080652 = 403738222088450, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7229 + ... + 8981.

It is an arithmetic number, because the mean of its divisors is an integer number (2133741).

Almost surely, 214208065 is an apocalyptic number.

It is an amenable number.

14208065 is a deficient number, since it is larger than the sum of its proper divisors (2861863).

14208065 is a wasteful number, since it uses less digits than its factorization.

14208065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3379.

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 14208065 is about 3769.3586987709. The cubic root of 14208065 is about 242.2023272088.

The spelling of 14208065 in words is "fourteen million, two hundred eight thousand, sixty-five".

Divisors: 1 5 1621 1753 8105 8765 2841613 14208065