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14681261 = 77192917
BaseRepresentation
bin111000000000…
…010010101101
31000121212220102
4320000102231
512224300021
61242400445
7235534340
oct70002255
930555812
1014681261
118318281
124b00125
13307054a
141d42457
15145000b
hexe004ad

14681261 has 8 divisors (see below), whose sum is σ = 16807680. Its totient is φ = 12562128.

The previous prime is 14681237. The next prime is 14681273. The reversal of 14681261 is 16218641.

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 14681261 - 218 = 14419117 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14681201) 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, 3575 + ... + 6491.

It is an arithmetic number, because the mean of its divisors is an integer number (2100960).

Almost surely, 214681261 is an apocalyptic number.

It is an amenable number.

14681261 is a deficient number, since it is larger than the sum of its proper divisors (2126419).

14681261 is an equidigital number, since it uses as much as digits as its factorization.

14681261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3643.

The product of its digits is 2304, while the sum is 29.

The square root of 14681261 is about 3831.6133677604. The cubic root of 14681261 is about 244.8618463090.

The spelling of 14681261 in words is "fourteen million, six hundred eighty-one thousand, two hundred sixty-one".

Divisors: 1 7 719 2917 5033 20419 2097323 14681261