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13678093 = 111395651
BaseRepresentation
bin110100001011…
…011000001101
3221201220211001
4310023120031
512000144333
61205100301
7224155552
oct64133015
927656731
1013678093
1177a2610
1246b7691
132aaba60
141b60a29
151302b7d
hexd0b60d

13678093 has 8 divisors (see below), whose sum is σ = 16069536. Its totient is φ = 11478000.

The previous prime is 13678087. The next prime is 13678097. The reversal of 13678093 is 39087631.

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 13678093 - 25 = 13678061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13678097) 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 7 ways as a sum of consecutive naturals, for example, 47683 + ... + 47968.

It is an arithmetic number, because the mean of its divisors is an integer number (2008692).

Almost surely, 213678093 is an apocalyptic number.

13678093 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

13678093 is a deficient number, since it is larger than the sum of its proper divisors (2391443).

13678093 is a wasteful number, since it uses less digits than its factorization.

13678093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95675.

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 13678093 is about 3698.3905959214. The cubic root of 13678093 is about 239.1526425805.

The spelling of 13678093 in words is "thirteen million, six hundred seventy-eight thousand, ninety-three".

Divisors: 1 11 13 143 95651 1052161 1243463 13678093