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14002169 = 1737113197
BaseRepresentation
bin110101011010…
…011111111001
3222100101100212
4311122133321
512041032134
61220040505
7230005436
oct65323771
928311325
1014002169
1179a4045
124833135
132b9340c
141c06b8d
151368bce
hexd5a7f9

14002169 has 16 divisors (see below), whose sum is σ = 15439248. Its totient is φ = 12644352.

The previous prime is 14002141. The next prime is 14002187. The reversal of 14002169 is 96120041.

It is a happy number.

14002169 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 1836025 + 12166144 = 1355^2 + 3488^2 .

It is a cyclic number.

It is not a de Polignac number, because 14002169 - 212 = 13998073 is a prime.

It is a super-2 number, since 2×140021692 = 392121473409122, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (14002139) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70979 + ... + 71175.

It is an arithmetic number, because the mean of its divisors is an integer number (964953).

Almost surely, 214002169 is an apocalyptic number.

It is an amenable number.

14002169 is a deficient number, since it is larger than the sum of its proper divisors (1437079).

14002169 is a wasteful number, since it uses less digits than its factorization.

14002169 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 14002169 is about 3741.9472203654. The cubic root of 14002169 is about 241.0266724381.

The spelling of 14002169 in words is "fourteen million, two thousand, one hundred sixty-nine".

Divisors: 1 17 37 113 197 629 1921 3349 4181 7289 22261 71077 123913 378437 823657 14002169