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17125047013 = 79443489329
BaseRepresentation
bin11111111001011101…
…10111101011100101
31122012110210112011111
433330232313223211
5240033003001023
611511145105021
71144242332524
oct177456675345
948173715144
1017125047013
117298708318
12339b188171
1317cbb96619
14b865504bb
156a367800d
hex3fcbb7ae5

17125047013 has 8 divisors (see below), whose sum is σ = 17381001600. Its totient is φ = 16870072128.

The previous prime is 17125046987. The next prime is 17125047061. The reversal of 17125047013 is 31074052171.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-17125047013 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 (17125047113) 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, 209668 + ... + 279661.

It is an arithmetic number, because the mean of its divisors is an integer number (2172625200).

Almost surely, 217125047013 is an apocalyptic number.

It is an amenable number.

17125047013 is a deficient number, since it is larger than the sum of its proper divisors (255954587).

17125047013 is an equidigital number, since it uses as much as digits as its factorization.

17125047013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 489851.

The product of its (nonzero) digits is 5880, while the sum is 31.

Adding to 17125047013 its reverse (31074052171), we get a palindrome (48199099184).

The spelling of 17125047013 in words is "seventeen billion, one hundred twenty-five million, forty-seven thousand, thirteen".

Divisors: 1 79 443 34997 489329 38656991 216772747 17125047013