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14839933 = 97152989
BaseRepresentation
bin111000100111…
…000001111101
31000220221120011
4320213001331
512244334213
61250023221
7240065053
oct70470175
930827504
1014839933
118416509
124b77b11
1330c7834
141d841d3
15148203d
hexe2707d

14839933 has 4 divisors (see below), whose sum is σ = 14993020. Its totient is φ = 14686848.

The previous prime is 14839927. The next prime is 14839973. The reversal of 14839933 is 33993841.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 33993841 = 74856263.

It can be written as a sum of positive squares in 2 ways, for example, as 2152089 + 12687844 = 1467^2 + 3562^2 .

It is a cyclic number.

It is not a de Polignac number, because 14839933 - 25 = 14839901 is a prime.

It is a super-2 number, since 2×148399332 = 440447222888978, 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 (14839973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76398 + ... + 76591.

It is an arithmetic number, because the mean of its divisors is an integer number (3748255).

Almost surely, 214839933 is an apocalyptic number.

It is an amenable number.

14839933 is a deficient number, since it is larger than the sum of its proper divisors (153087).

14839933 is an equidigital number, since it uses as much as digits as its factorization.

14839933 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153086.

The product of its digits is 69984, while the sum is 40.

The square root of 14839933 is about 3852.2633606751. The cubic root of 14839933 is about 245.7408258148.

The spelling of 14839933 in words is "fourteen million, eight hundred thirty-nine thousand, nine hundred thirty-three".

Divisors: 1 97 152989 14839933