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14311689 = 375911551
BaseRepresentation
bin110110100110…
…000100001001
3222221002221120
4312212010021
512130433224
61230425453
7232435020
oct66460411
928832846
1014311689
118095647
124962289
132c71272
141c878b7
1513ca779
hexda6109

14311689 has 16 divisors (see below), whose sum is σ = 22179840. Its totient is φ = 8038800.

The previous prime is 14311667. The next prime is 14311691. The reversal of 14311689 is 98611341.

It is not a de Polignac number, because 14311689 - 25 = 14311657 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14311189) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4537 + ... + 7014.

It is an arithmetic number, because the mean of its divisors is an integer number (1386240).

Almost surely, 214311689 is an apocalyptic number.

It is an amenable number.

14311689 is a deficient number, since it is larger than the sum of its proper divisors (7868151).

14311689 is a wasteful number, since it uses less digits than its factorization.

14311689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11620.

The product of its digits is 5184, while the sum is 33.

The square root of 14311689 is about 3783.0793013100. The cubic root of 14311689 is about 242.7897213898.

The spelling of 14311689 in words is "fourteen million, three hundred eleven thousand, six hundred eighty-nine".

Divisors: 1 3 7 21 59 177 413 1239 11551 34653 80857 242571 681509 2044527 4770563 14311689