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14693321 = 174212053
BaseRepresentation
bin111000000011…
…001111001001
31000122111110002
4320003033021
512230141241
61242532345
7235614446
oct70031711
930574402
1014693321
118326345
124b070b5
133075b96
141d469cd
15145389b
hexe033c9

14693321 has 8 divisors (see below), whose sum is σ = 15602184. Its totient is φ = 13789440.

The previous prime is 14693317. The next prime is 14693323. The reversal of 14693321 is 12339641.

It can be written as a sum of positive squares in 4 ways, for example, as 525625 + 14167696 = 725^2 + 3764^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 14693321 - 22 = 14693317 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14693323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6131 + ... + 8183.

It is an arithmetic number, because the mean of its divisors is an integer number (1950273).

Almost surely, 214693321 is an apocalyptic number.

It is an amenable number.

14693321 is a deficient number, since it is larger than the sum of its proper divisors (908863).

14693321 is a wasteful number, since it uses less digits than its factorization.

14693321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2491.

The product of its digits is 3888, while the sum is 29.

The square root of 14693321 is about 3833.1867943005. The cubic root of 14693321 is about 244.9288756476.

The spelling of 14693321 in words is "fourteen million, six hundred ninety-three thousand, three hundred twenty-one".

Divisors: 1 17 421 2053 7157 34901 864313 14693321