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9970202395 = 573268310181
BaseRepresentation
bin10010100100100010…
…10011011100011011
3221201211200202111101
421102101103130123
5130404332434040
64325200012231
7502033215316
oct112221233433
927654622441
109970202395
114256a1269a
121b23001077
13c2b78665a
146a820797d
153d547409a
hex25245371b

9970202395 has 16 divisors (see below), whose sum is σ = 12133848672. Its totient is φ = 7863194880.

The previous prime is 9970202393. The next prime is 9970202399. The reversal of 9970202395 is 5932020799.

It is not a de Polignac number, because 9970202395 - 21 = 9970202393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9970202393) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 974205 + ... + 984385.

It is an arithmetic number, because the mean of its divisors is an integer number (758365542).

Almost surely, 29970202395 is an apocalyptic number.

9970202395 is a deficient number, since it is larger than the sum of its proper divisors (2163646277).

9970202395 is a wasteful number, since it uses less digits than its factorization.

9970202395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12942.

The product of its (nonzero) digits is 306180, while the sum is 46.

The square root of 9970202395 is about 99850.9008221759. The cubic root of 9970202395 is about 2152.2926612470.

The spelling of 9970202395 in words is "nine billion, nine hundred seventy million, two hundred two thousand, three hundred ninety-five".

Divisors: 1 5 73 365 2683 10181 13415 50905 195859 743213 979295 3716065 27315623 136578115 1994040479 9970202395