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13106197 = 136911459
BaseRepresentation
bin110001111111…
…110000010101
3220122212022201
4301333300111
511323344242
61144524501
7216254326
oct61776025
926585281
1013106197
117441975
124480731
13293b660
141a5244d
15123d4b7
hexc7fc15

13106197 has 8 divisors (see below), whose sum is σ = 14144480. Its totient is φ = 12072240.

The previous prime is 13106153. The next prime is 13106209. The reversal of 13106197 is 79160131.

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 13106197 - 219 = 12581909 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 (13106117) 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, 8254 + ... + 9712.

It is an arithmetic number, because the mean of its divisors is an integer number (1768060).

Almost surely, 213106197 is an apocalyptic number.

It is an amenable number.

13106197 is a deficient number, since it is larger than the sum of its proper divisors (1038283).

13106197 is a wasteful number, since it uses less digits than its factorization.

13106197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2163.

The product of its (nonzero) digits is 1134, while the sum is 28.

The square root of 13106197 is about 3620.2481959114. The cubic root of 13106197 is about 235.7720016261.

The spelling of 13106197 in words is "thirteen million, one hundred six thousand, one hundred ninety-seven".

Divisors: 1 13 691 1459 8983 18967 1008169 13106197