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13195093 = 611991087
BaseRepresentation
bin110010010101…
…011101010101
3220211101021011
4302111131111
511334220333
61150452221
7220104442
oct62253525
926741234
1013195093
1174a273a
124504071
13296cc62
141a769c9
1512599cd
hexc95755

13195093 has 8 divisors (see below), whose sum is σ = 13491200. Its totient is φ = 12901680.

The previous prime is 13195073. The next prime is 13195097. The reversal of 13195093 is 39059131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13195093 - 29 = 13194581 is a prime.

It is a super-2 number, since 2×131950932 = 348220958557298, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13195097) 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 7 ways as a sum of consecutive naturals, for example, 11596 + ... + 12682.

It is an arithmetic number, because the mean of its divisors is an integer number (1686400).

Almost surely, 213195093 is an apocalyptic number.

It is an amenable number.

13195093 is a deficient number, since it is larger than the sum of its proper divisors (296107).

13195093 is a wasteful number, since it uses less digits than its factorization.

13195093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1347.

The product of its (nonzero) digits is 3645, while the sum is 31.

The square root of 13195093 is about 3632.5050584961. The cubic root of 13195093 is about 236.3038614445.

The spelling of 13195093 in words is "thirteen million, one hundred ninety-five thousand, ninety-three".

Divisors: 1 61 199 1087 12139 66307 216313 13195093