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13105083 = 319122871
BaseRepresentation
bin110001111111…
…011110111011
3220122210210110
4301333132323
511323330313
61144515403
7216251145
oct61773673
926583713
1013105083
117441052
12447bb63
13293acb4
141a51c95
15123cec3
hexc7f7bb

13105083 has 8 divisors (see below), whose sum is σ = 17565696. Its totient is φ = 8690600.

The previous prime is 13105051. The next prime is 13105091. The reversal of 13105083 is 38050131.

It is a happy number.

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 13105083 - 25 = 13105051 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13105093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10863 + ... + 12008.

It is an arithmetic number, because the mean of its divisors is an integer number (2195712).

Almost surely, 213105083 is an apocalyptic number.

13105083 is a deficient number, since it is larger than the sum of its proper divisors (4460613).

13105083 is a wasteful number, since it uses less digits than its factorization.

13105083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23065.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 13105083 is about 3620.0943357874. The cubic root of 13105083 is about 235.7653213905.

The spelling of 13105083 in words is "thirteen million, one hundred five thousand, eighty-three".

Divisors: 1 3 191 573 22871 68613 4368361 13105083