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14292839 = 111299349
BaseRepresentation
bin110110100001…
…011101100111
3222220011002102
4312201131213
512124332324
61230202315
7232326041
oct66413547
928804072
1014292839
118082470
12495339b
132c65802
141c80a91
1513c4dae
hexda1767

14292839 has 4 divisors (see below), whose sum is σ = 15592200. Its totient is φ = 12993480.

The previous prime is 14292827. The next prime is 14292847. The reversal of 14292839 is 93829241.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 93829241 = 118529931.

It is a cyclic number.

It is not a de Polignac number, because 14292839 - 24 = 14292823 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 (14292539) 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, 649664 + ... + 649685.

It is an arithmetic number, because the mean of its divisors is an integer number (3898050).

Almost surely, 214292839 is an apocalyptic number.

14292839 is a deficient number, since it is larger than the sum of its proper divisors (1299361).

14292839 is a wasteful number, since it uses less digits than its factorization.

14292839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1299360.

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

The square root of 14292839 is about 3780.5871237150. The cubic root of 14292839 is about 242.6830813559.

The spelling of 14292839 in words is "fourteen million, two hundred ninety-two thousand, eight hundred thirty-nine".

Divisors: 1 11 1299349 14292839