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13195017 = 3211133283
BaseRepresentation
bin110010010101…
…011100001001
3220211101011100
4302111130021
511334220032
61150452013
7220104303
oct62253411
926741140
1013195017
1174a2680
124504009
13296cc04
141a76973
15125997c
hexc95709

13195017 has 12 divisors (see below), whose sum is σ = 20792304. Its totient is φ = 7996920.

The previous prime is 13195001. The next prime is 13195027. The reversal of 13195017 is 71059131.

It is a happy number.

It is not a de Polignac number, because 13195017 - 24 = 13195001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13195027) 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 11 ways as a sum of consecutive naturals, for example, 66543 + ... + 66740.

It is an arithmetic number, because the mean of its divisors is an integer number (1732692).

Almost surely, 213195017 is an apocalyptic number.

It is an amenable number.

13195017 is a deficient number, since it is larger than the sum of its proper divisors (7597287).

13195017 is a wasteful number, since it uses less digits than its factorization.

13195017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133300 (or 133297 counting only the distinct ones).

The product of its (nonzero) digits is 945, while the sum is 27.

The square root of 13195017 is about 3632.4945973807. The cubic root of 13195017 is about 236.3034077626.

It can be divided in two parts, 1319 and 5017, that added together give a palindrome (6336).

The spelling of 13195017 in words is "thirteen million, one hundred ninety-five thousand, seventeen".

Divisors: 1 3 9 11 33 99 133283 399849 1199547 1466113 4398339 13195017