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9538630201 = 13172813971
BaseRepresentation
bin10001110001000101…
…11111001000111001
3220121202121121202001
420320202333020321
5124013342131301
64214301541001
7455243006332
oct107042771071
926552547661
109538630201
114055343061
121a22574761
13b9023c5a9
14666b85289
153ac625c01
hex2388bf239

9538630201 has 4 divisors (see below), whose sum is σ = 9611444304. Its totient is φ = 9465816100.

The previous prime is 9538630163. The next prime is 9538630217. The reversal of 9538630201 is 1020368359.

9538630201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 9538630201 - 215 = 9538597433 is a prime.

It is a super-2 number, since 2×95386302012 (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 (9538630291) 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 3 ways as a sum of consecutive naturals, for example, 36406855 + ... + 36407116.

It is an arithmetic number, because the mean of its divisors is an integer number (2402861076).

Almost surely, 29538630201 is an apocalyptic number.

It is an amenable number.

9538630201 is a deficient number, since it is larger than the sum of its proper divisors (72814103).

9538630201 is a wasteful number, since it uses less digits than its factorization.

9538630201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72814102.

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 9538630201 is about 97665.9111512302. The cubic root of 9538630201 is about 2120.7786241206.

The spelling of 9538630201 in words is "nine billion, five hundred thirty-eight million, six hundred thirty thousand, two hundred one".

Divisors: 1 131 72813971 9538630201