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68413097417 = 79773299631
BaseRepresentation
bin111111101101101111…
…010000010111001001
320112120211022102202212
4333231233100113021
52110102223104132
651232322034505
74641224506340
oct775557202711
9215524272685
1068413097417
1127017456735
12113134a8a35
1365b3749242
14344dd70b57
151ba614c5b2
hexfedbd05c9

68413097417 has 4 divisors (see below), whose sum is σ = 78186397056. Its totient is φ = 58639797780.

The previous prime is 68413097411. The next prime is 68413097419. The reversal of 68413097417 is 71479031486.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 71479031486 = 235739515743.

It is a cyclic number.

It is not a de Polignac number, because 68413097417 - 210 = 68413096393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (68413097411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4886649809 + ... + 4886649822.

It is an arithmetic number, because the mean of its divisors is an integer number (19546599264).

Almost surely, 268413097417 is an apocalyptic number.

It is an amenable number.

68413097417 is a deficient number, since it is larger than the sum of its proper divisors (9773299639).

68413097417 is an equidigital number, since it uses as much as digits as its factorization.

68413097417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9773299638.

The product of its (nonzero) digits is 1016064, while the sum is 50.

The spelling of 68413097417 in words is "sixty-eight billion, four hundred thirteen million, ninety-seven thousand, four hundred seventeen".

Divisors: 1 7 9773299631 68413097417