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13068373 = 43330181
BaseRepresentation
bin110001110110…
…100001010101
3220120221102211
4301312201111
511321141443
61144033421
7216036133
oct61664125
926527384
1013068373
11741650a
124462871
132927386
141a42753
15123219d
hexc76855

13068373 has 4 divisors (see below), whose sum is σ = 13098988. Its totient is φ = 13037760.

The previous prime is 13068361. The next prime is 13068379. The reversal of 13068373 is 37386031.

13068373 is digitally balanced in base 2, 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.

It can be written as a sum of positive squares in 2 ways, for example, as 3470769 + 9597604 = 1863^2 + 3098^2 .

It is a cyclic number.

It is not a de Polignac number, because 13068373 - 29 = 13067861 is a prime.

It is a super-3 number, since 3×130683733 (a number of 22 digits) contains 333 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 (13068379) 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, 14658 + ... + 15523.

It is an arithmetic number, because the mean of its divisors is an integer number (3274747).

Almost surely, 213068373 is an apocalyptic number.

It is an amenable number.

13068373 is a deficient number, since it is larger than the sum of its proper divisors (30615).

13068373 is an equidigital number, since it uses as much as digits as its factorization.

13068373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30614.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 13068373 is about 3615.0204702048. The cubic root of 13068373 is about 235.5449733274.

The spelling of 13068373 in words is "thirteen million, sixty-eight thousand, three hundred seventy-three".

Divisors: 1 433 30181 13068373