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13354193 = 30743499
BaseRepresentation
bin110010111100…
…010011010001
3221010110111202
4302330103101
511404313233
61154120545
7221336336
oct62742321
927113452
1013354193
1175a1226
124580155
1329c74b8
141ab898d
15128bbe8
hexcbc4d1

13354193 has 4 divisors (see below), whose sum is σ = 13398000. Its totient is φ = 13310388.

The previous prime is 13354189. The next prime is 13354199. The reversal of 13354193 is 39145331.

13354193 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 13354193 - 22 = 13354189 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13354199) 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, 21443 + ... + 22056.

It is an arithmetic number, because the mean of its divisors is an integer number (3349500).

Almost surely, 213354193 is an apocalyptic number.

It is an amenable number.

13354193 is a deficient number, since it is larger than the sum of its proper divisors (43807).

13354193 is an equidigital number, since it uses as much as digits as its factorization.

13354193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43806.

The product of its digits is 4860, while the sum is 29.

The square root of 13354193 is about 3654.3389279047. The cubic root of 13354193 is about 237.2498152158.

The spelling of 13354193 in words is "thirteen million, three hundred fifty-four thousand, one hundred ninety-three".

Divisors: 1 307 43499 13354193