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13141317 = 37625777
BaseRepresentation
bin110010001000…
…010101000101
3220201122111110
4302020111011
511331010232
61145355233
7216461610
oct62102505
926648443
1013141317
1174662a2
124498b19
132951637
141a61177
151248acc
hexc88545

13141317 has 8 divisors (see below), whose sum is σ = 20024896. Its totient is φ = 7509312.

The previous prime is 13141309. The next prime is 13141351. The reversal of 13141317 is 71314131.

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

It is not a de Polignac number, because 13141317 - 23 = 13141309 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 625777 = 13141317 / (1 + 3 + 1 + 4 + 1 + 3 + 1 + 7).

It is a Duffinian number.

It is a plaindrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 13141293 and 13141302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13141517) 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, 312868 + ... + 312909.

It is an arithmetic number, because the mean of its divisors is an integer number (2503112).

Almost surely, 213141317 is an apocalyptic number.

It is an amenable number.

13141317 is a deficient number, since it is larger than the sum of its proper divisors (6883579).

13141317 is an equidigital number, since it uses as much as digits as its factorization.

13141317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 625787.

The product of its digits is 252, while the sum is 21.

The square root of 13141317 is about 3625.0954470193. The cubic root of 13141317 is about 235.9824091552.

Adding to 13141317 its reverse (71314131), we get a palindrome (84455448).

The spelling of 13141317 in words is "thirteen million, one hundred forty-one thousand, three hundred seventeen".

Divisors: 1 3 7 21 625777 1877331 4380439 13141317