Search a number
-
+
13385093 = 15188643
BaseRepresentation
bin110011000011…
…110110000101
3221012000220012
4303003312011
511411310333
61154520005
7221525411
oct63036605
927160805
1013385093
117612467
124596005
132a08597
141ac5d41
151295e48
hexcc3d85

13385093 has 4 divisors (see below), whose sum is σ = 13473888. Its totient is φ = 13296300.

The previous prime is 13385081. The next prime is 13385107. The reversal of 13385093 is 39058331.

13385093 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, 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 13385093 - 210 = 13384069 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13385003) 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, 44171 + ... + 44472.

It is an arithmetic number, because the mean of its divisors is an integer number (3368472).

Almost surely, 213385093 is an apocalyptic number.

It is an amenable number.

13385093 is a deficient number, since it is larger than the sum of its proper divisors (88795).

13385093 is an equidigital number, since it uses as much as digits as its factorization.

13385093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88794.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 13385093 is about 3658.5643359110. The cubic root of 13385093 is about 237.4326634589.

The spelling of 13385093 in words is "thirteen million, three hundred eighty-five thousand, ninety-three".

Divisors: 1 151 88643 13385093