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9686968241 = 13969690419
BaseRepresentation
bin10010000010110001…
…10110011110110001
3221000002201222021112
421001120312132301
5124314330440431
64241121203105
7462023604626
oct110130663661
927002658245
109686968241
11412104a685
121a64190495
13bb4ba8b92
1467c75a34d
153ba677c2b
hex2416367b1

9686968241 has 4 divisors (see below), whose sum is σ = 9756658800. Its totient is φ = 9617277684.

The previous prime is 9686968231. The next prime is 9686968273. The reversal of 9686968241 is 1428696869.

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: 1428696869 = 3673892907.

It is a cyclic number.

It is not a de Polignac number, because 9686968241 - 230 = 8613226417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9686968211) 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, 34845071 + ... + 34845348.

It is an arithmetic number, because the mean of its divisors is an integer number (2439164700).

Almost surely, 29686968241 is an apocalyptic number.

It is an amenable number.

9686968241 is a deficient number, since it is larger than the sum of its proper divisors (69690559).

9686968241 is a wasteful number, since it uses less digits than its factorization.

9686968241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69690558.

The product of its digits is 8957952, while the sum is 59.

The square root of 9686968241 is about 98422.3970496553. The cubic root of 9686968241 is about 2131.7157402113.

The spelling of 9686968241 in words is "nine billion, six hundred eighty-six million, nine hundred sixty-eight thousand, two hundred forty-one".

Divisors: 1 139 69690419 9686968241