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14681369 = 128311443
BaseRepresentation
bin111000000000…
…010100011001
31000121220001102
4320000110121
512224300434
61242401145
7235534553
oct70002431
930556042
1014681369
11831836a
124b001b5
133070601
141d424d3
15145007e
hexe00519

14681369 has 4 divisors (see below), whose sum is σ = 14694096. Its totient is φ = 14668644.

The previous prime is 14681347. The next prime is 14681389. The reversal of 14681369 is 96318641.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 14681369 - 28 = 14681113 is a prime.

It is a super-2 number, since 2×146813692 = 431085191428322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14681339) 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, 4439 + ... + 7004.

It is an arithmetic number, because the mean of its divisors is an integer number (3673524).

Almost surely, 214681369 is an apocalyptic number.

It is an amenable number.

14681369 is a deficient number, since it is larger than the sum of its proper divisors (12727).

14681369 is a wasteful number, since it uses less digits than its factorization.

14681369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12726.

The product of its digits is 31104, while the sum is 38.

The square root of 14681369 is about 3831.6274610144. The cubic root of 14681369 is about 244.8624467346.

The spelling of 14681369 in words is "fourteen million, six hundred eighty-one thousand, three hundred sixty-nine".

Divisors: 1 1283 11443 14681369