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14240261 = 72338731
BaseRepresentation
bin110110010100…
…101000000101
3222210110222002
4312110220011
512121142021
61225115045
7232016540
oct66245005
928713862
1014240261
118046a12
124928a85
132c478b9
141c69857
1513b450b
hexd94a05

14240261 has 8 divisors (see below), whose sum is σ = 16346304. Its totient is φ = 12152160.

The previous prime is 14240251. The next prime is 14240287. The reversal of 14240261 is 16204241.

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

It is a cyclic number.

It is not a de Polignac number, because 14240261 - 222 = 10045957 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 (14240251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2735 + ... + 5996.

It is an arithmetic number, because the mean of its divisors is an integer number (2043288).

Almost surely, 214240261 is an apocalyptic number.

It is an amenable number.

14240261 is a deficient number, since it is larger than the sum of its proper divisors (2106043).

14240261 is an equidigital number, since it uses as much as digits as its factorization.

14240261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8971.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 14240261 is about 3773.6270350950. The cubic root of 14240261 is about 242.3851356674.

The spelling of 14240261 in words is "fourteen million, two hundred forty thousand, two hundred sixty-one".

Divisors: 1 7 233 1631 8731 61117 2034323 14240261