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14642423 = 171376287
BaseRepresentation
bin110111110110…
…110011110111
31000112220121222
4313312303313
512222024143
61241500555
7235313165
oct67666367
930486558
1014642423
1182a1084
124aa175b
133058973
141d32235
151443768
hexdf6cf7

14642423 has 8 divisors (see below), whose sum is σ = 15619392. Its totient is φ = 13678336.

The previous prime is 14642387. The next prime is 14642429. The reversal of 14642423 is 32424641.

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

It is not a de Polignac number, because 14642423 - 28 = 14642167 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14642392 and 14642401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14642429) 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, 815 + ... + 5472.

It is an arithmetic number, because the mean of its divisors is an integer number (1952424).

Almost surely, 214642423 is an apocalyptic number.

14642423 is a deficient number, since it is larger than the sum of its proper divisors (976969).

14642423 is a wasteful number, since it uses less digits than its factorization.

14642423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6441.

The product of its digits is 4608, while the sum is 26.

The square root of 14642423 is about 3826.5419114391. The cubic root of 14642423 is about 244.6457353850.

The spelling of 14642423 in words is "fourteen million, six hundred forty-two thousand, four hundred twenty-three".

Divisors: 1 17 137 2329 6287 106879 861319 14642423