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14105261 = 53266137
BaseRepresentation
bin110101110011…
…101010101101
3222112121210002
4311303222231
512102332021
61222154045
7230615132
oct65635255
928477702
1014105261
117a64545
124882925
132bcb311
141c32589
15138950b
hexd73aad

14105261 has 4 divisors (see below), whose sum is σ = 14371452. Its totient is φ = 13839072.

The previous prime is 14105249. The next prime is 14105317. The reversal of 14105261 is 16250141.

14105261 = 3112 + 3122 + ... + 4162.

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 11526025 + 2579236 = 3395^2 + 1606^2 .

It is a cyclic number.

It is not a de Polignac number, because 14105261 - 26 = 14105197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14101261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133016 + ... + 133121.

It is an arithmetic number, because the mean of its divisors is an integer number (3592863).

Almost surely, 214105261 is an apocalyptic number.

It is an amenable number.

14105261 is a deficient number, since it is larger than the sum of its proper divisors (266191).

14105261 is an equidigital number, since it uses as much as digits as its factorization.

14105261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266190.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 14105261 is about 3755.6971390143. The cubic root of 14105261 is about 241.6167521698.

The spelling of 14105261 in words is "fourteen million, one hundred five thousand, two hundred sixty-one".

Divisors: 1 53 266137 14105261