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14422031 = 131109387
BaseRepresentation
bin110111000001…
…000000001111
31000010201022022
4313001000033
512143001111
61233040355
7233404511
oct67010017
930121268
1014422031
118160538
1249b60bb
132cac560
141cb5bb1
1513ed2db
hexdc100f

14422031 has 4 divisors (see below), whose sum is σ = 15531432. Its totient is φ = 13312632.

The previous prime is 14422027. The next prime is 14422049. The reversal of 14422031 is 13022441.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 14422031 - 22 = 14422027 is a prime.

It is a super-2 number, since 2×144220312 = 415989956329922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14422021) 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, 554681 + ... + 554706.

It is an arithmetic number, because the mean of its divisors is an integer number (3882858).

Almost surely, 214422031 is an apocalyptic number.

14422031 is a deficient number, since it is larger than the sum of its proper divisors (1109401).

14422031 is a wasteful number, since it uses less digits than its factorization.

14422031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1109400.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 14422031 is about 3797.6349218955. The cubic root of 14422031 is about 243.4120878922.

Adding to 14422031 its reverse (13022441), we get a palindrome (27444472).

The spelling of 14422031 in words is "fourteen million, four hundred twenty-two thousand, thirty-one".

Divisors: 1 13 1109387 14422031