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13468073 = 43313211
BaseRepresentation
bin110011011000…
…000110101001
3221100020201112
4303120012221
511421434243
61200400105
7222322343
oct63300651
927306645
1013468073
117669843
124616035
132a37298
141b08293
1512b0818
hexcd81a9

13468073 has 4 divisors (see below), whose sum is σ = 13781328. Its totient is φ = 13154820.

The previous prime is 13468069. The next prime is 13468079. The reversal of 13468073 is 37086431.

13468073 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13468073 - 22 = 13468069 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13468079) 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 3 ways as a sum of consecutive naturals, for example, 156563 + ... + 156648.

It is an arithmetic number, because the mean of its divisors is an integer number (3445332).

Almost surely, 213468073 is an apocalyptic number.

It is an amenable number.

13468073 is a deficient number, since it is larger than the sum of its proper divisors (313255).

13468073 is an equidigital number, since it uses as much as digits as its factorization.

13468073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313254.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 13468073 is about 3669.8873279707. The cubic root of 13468073 is about 237.9223023922.

The spelling of 13468073 in words is "thirteen million, four hundred sixty-eight thousand, seventy-three".

Divisors: 1 43 313211 13468073