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14201161 = 131092397
BaseRepresentation
bin110110001011…
…000101001001
3222201111022221
4312023011021
512113414121
61224214041
7231464542
oct66130511
928644287
1014201161
11801a5a7
12490a321
132c32b70
141c594c9
1513a7b41
hexd8b149

14201161 has 4 divisors (see below), whose sum is σ = 15293572. Its totient is φ = 13108752.

The previous prime is 14201149. The next prime is 14201177. The reversal of 14201161 is 16110241.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4862025 + 9339136 = 2205^2 + 3056^2 .

It is a cyclic number.

It is not a de Polignac number, because 14201161 - 211 = 14199113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14201111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 546186 + ... + 546211.

It is an arithmetic number, because the mean of its divisors is an integer number (3823393).

Almost surely, 214201161 is an apocalyptic number.

It is an amenable number.

14201161 is a deficient number, since it is larger than the sum of its proper divisors (1092411).

14201161 is a wasteful number, since it uses less digits than its factorization.

14201161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1092410.

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 14201161 is about 3768.4427818397. The cubic root of 14201161 is about 242.1630904376.

The spelling of 14201161 in words is "fourteen million, two hundred one thousand, one hundred sixty-one".

Divisors: 1 13 1092397 14201161