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9640000201 = 137989105467
BaseRepresentation
bin10001111101001011…
…01011101011001001
3220212211100202020111
420332211223223021
5124220320001301
64232322354321
7460613435566
oct107645535311
926784322214
109640000201
1140a758a917
121a504bb9a1
13ba8242840
1467641186d
153b649b551
hex23e96bac9

9640000201 has 16 divisors (see below), whose sum is σ = 10631174400. Its totient is φ = 8687023488.

The previous prime is 9640000199. The next prime is 9640000213. The reversal of 9640000201 is 1020000469.

It is not a de Polignac number, because 9640000201 - 21 = 9640000199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9640003201) 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 15 ways as a sum of consecutive naturals, for example, 38670 + ... + 144136.

It is an arithmetic number, because the mean of its divisors is an integer number (664448400).

Almost surely, 29640000201 is an apocalyptic number.

It is an amenable number.

9640000201 is a deficient number, since it is larger than the sum of its proper divisors (991174199).

9640000201 is a wasteful number, since it uses less digits than its factorization.

9640000201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105648.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 9640000201 is about 98183.5026926622. The cubic root of 9640000201 is about 2128.2648922169.

The spelling of 9640000201 in words is "nine billion, six hundred forty million, two hundred one", and thus it is an aban number.

Divisors: 1 13 79 89 1027 1157 7031 91403 105467 1371071 8331893 9386563 108314609 122025319 741538477 9640000201