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9965049137 = 172232628607
BaseRepresentation
bin10010100011111011…
…01001010100110001
3221201110222221112222
421101331221110301
5130402023033022
64324453330425
7501641343251
oct112175512461
927643887488
109965049137
1142540129aa
121b21336a15
13c2a6a0ba4
146a7665961
153d4ca7242
hex251f69531

9965049137 has 8 divisors (see below), whose sum is σ = 10598547456. Its totient is φ = 9336808512.

The previous prime is 9965049119. The next prime is 9965049163. The reversal of 9965049137 is 7319405699.

It is a happy number.

9965049137 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 9965049137 - 210 = 9965048113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9965049167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1310513 + ... + 1318094.

It is an arithmetic number, because the mean of its divisors is an integer number (1324818432).

Almost surely, 29965049137 is an apocalyptic number.

It is an amenable number.

9965049137 is a deficient number, since it is larger than the sum of its proper divisors (633498319).

9965049137 is a wasteful number, since it uses less digits than its factorization.

9965049137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2628847.

The product of its (nonzero) digits is 1837080, while the sum is 53.

The square root of 9965049137 is about 99825.0927222209. The cubic root of 9965049137 is about 2151.9217817538.

The spelling of 9965049137 in words is "nine billion, nine hundred sixty-five million, forty-nine thousand, one hundred thirty-seven".

Divisors: 1 17 223 3791 2628607 44686319 586179361 9965049137