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9680000881 = 26386342649
BaseRepresentation
bin10010000001111100…
…10001011101110001
3220222121121222212011
421000332101131301
5124311040012011
64240312002521
7461610435625
oct110076213561
926877558764
109680000881
114118120a31
121a61990441
13bb3609795
1467b865185
153b9c4d621
hex240f91771

9680000881 has 8 divisors (see below), whose sum is σ = 9728294400. Its totient is φ = 9631794912.

The previous prime is 9680000839. The next prime is 9680000899. The reversal of 9680000881 is 1880000869.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 9680000881 - 219 = 9679476593 is a prime.

It is a super-2 number, since 2×96800008812 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9680010881) 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, 205645 + ... + 248293.

It is an arithmetic number, because the mean of its divisors is an integer number (1216036800).

Almost surely, 29680000881 is an apocalyptic number.

It is an amenable number.

9680000881 is a deficient number, since it is larger than the sum of its proper divisors (48293519).

9680000881 is a wasteful number, since it uses less digits than its factorization.

9680000881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43775.

The product of its (nonzero) digits is 27648, while the sum is 40.

The square root of 9680000881 is about 98386.9954872086. The cubic root of 9680000881 is about 2131.2045381886.

The spelling of 9680000881 in words is "nine billion, six hundred eighty million, eight hundred eighty-one", and thus it is an aban number.

Divisors: 1 263 863 42649 226969 11216687 36806087 9680000881