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9960258965 = 52697405397
BaseRepresentation
bin10010100011010110…
…10111110110010101
3221201010222120200012
421101223113312111
5130344311241330
64324202530005
7501552542606
oct112153276625
927633876605
109960258965
114251340a88
121b1b806905
13c296b4777
146a6b79dad
153d465cc95
hex251ad7d95

9960258965 has 8 divisors (see below), whose sum is σ = 11996744760. Its totient is φ = 7938584512.

The previous prime is 9960258937. The next prime is 9960258967. The reversal of 9960258965 is 5698520699.

It can be written as a sum of positive squares in 4 ways, for example, as 1358438449 + 8601820516 = 36857^2 + 92746^2 .

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 9960258965 - 28 = 9960258709 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9960258967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3701354 + ... + 3704043.

It is an arithmetic number, because the mean of its divisors is an integer number (1499593095).

Almost surely, 29960258965 is an apocalyptic number.

It is an amenable number.

9960258965 is a deficient number, since it is larger than the sum of its proper divisors (2036485795).

9960258965 is a wasteful number, since it uses less digits than its factorization.

9960258965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7405671.

The product of its (nonzero) digits is 10497600, while the sum is 59.

The square root of 9960258965 is about 99801.0970130088. The cubic root of 9960258965 is about 2151.5769188417.

The spelling of 9960258965 in words is "nine billion, nine hundred sixty million, two hundred fifty-eight thousand, nine hundred sixty-five".

Divisors: 1 5 269 1345 7405397 37026985 1992051793 9960258965