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9680323761 = 321075591529
BaseRepresentation
bin10010000001111111…
…00000010010110001
3220222122020101202200
421000333200102301
5124311130330021
64240322533413
7461613252153
oct110077402261
926878211680
109680323761
114118321579
121a61b07269
13bb36c0734
1467b90aad3
153b9cb4126
hex240fe04b1

9680323761 has 6 divisors (see below), whose sum is σ = 13982689890. Its totient is φ = 6453549168.

The previous prime is 9680323711. The next prime is 9680323769. The reversal of 9680323761 is 1673230869.

It can be written as a sum of positive squares in only one way, i.e., 5175363600 + 4504960161 = 71940^2 + 67119^2 .

It is not a de Polignac number, because 9680323761 - 222 = 9676129457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9680323769) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 537795756 + ... + 537795773.

It is an arithmetic number, because the mean of its divisors is an integer number (2330448315).

Almost surely, 29680323761 is an apocalyptic number.

It is an amenable number.

9680323761 is a deficient number, since it is larger than the sum of its proper divisors (4302366129).

9680323761 is a wasteful number, since it uses less digits than its factorization.

9680323761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1075591535 (or 1075591532 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 45.

The square root of 9680323761 is about 98388.6363407889. The cubic root of 9680323761 is about 2131.2282336296.

The spelling of 9680323761 in words is "nine billion, six hundred eighty million, three hundred twenty-three thousand, seven hundred sixty-one".

Divisors: 1 3 9 1075591529 3226774587 9680323761