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14936693 = 17878629
BaseRepresentation
bin111000111110…
…101001110101
31001002212021212
4320332221311
512310433233
61252051205
7240650132
oct70765165
931085255
1014936693
118482182
125003b05
13312c8a5
141dab589
1514a0a48
hexe3ea75

14936693 has 4 divisors (see below), whose sum is σ = 15815340. Its totient is φ = 14058048.

The previous prime is 14936681. The next prime is 14936731. The reversal of 14936693 is 39663941.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 39663941 = 172333173.

It can be written as a sum of positive squares in 2 ways, for example, as 11242609 + 3694084 = 3353^2 + 1922^2 .

It is not a de Polignac number, because 14936693 - 26 = 14936629 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14936693.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14936633) 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, 439298 + ... + 439331.

It is an arithmetic number, because the mean of its divisors is an integer number (3953835).

Almost surely, 214936693 is an apocalyptic number.

It is an amenable number.

14936693 is a deficient number, since it is larger than the sum of its proper divisors (878647).

14936693 is an equidigital number, since it uses as much as digits as its factorization.

14936693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 878646.

The product of its digits is 104976, while the sum is 41.

The square root of 14936693 is about 3864.8018060439. The cubic root of 14936693 is about 246.2737659902.

The spelling of 14936693 in words is "fourteen million, nine hundred thirty-six thousand, six hundred ninety-three".

Divisors: 1 17 878629 14936693