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2309902295 = 51949312
BaseRepresentation
bin1000100110101110…
…0100111111010111
312221222111012020212
42021223210333113
514212313333140
61021113120035
7111145563011
oct21153447727
95858435225
102309902295
11a85974868
125456b901b
132aa7313bc
1417cac91b1
15d7bca765
hex89ae4fd7

2309902295 has 12 divisors (see below), whose sum is σ = 2918363160. Its totient is φ = 1750307760.

The previous prime is 2309902277. The next prime is 2309902303. The reversal of 2309902295 is 5922099032.

It is not a de Polignac number, because 2309902295 - 226 = 2242793431 is a prime.

It is a super-2 number, since 2×23099022952 = 10671297224892534050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 465980 + ... + 470910.

It is an arithmetic number, because the mean of its divisors is an integer number (243196930).

Almost surely, 22309902295 is an apocalyptic number.

2309902295 is a deficient number, since it is larger than the sum of its proper divisors (608460865).

2309902295 is an frugal number, since it uses more digits than its factorization.

2309902295 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9886 (or 4955 counting only the distinct ones).

The product of its (nonzero) digits is 87480, while the sum is 41.

The square root of 2309902295 is about 48061.4429142530. The cubic root of 2309902295 is about 1321.8977705262.

The spelling of 2309902295 in words is "two billion, three hundred nine million, nine hundred two thousand, two hundred ninety-five".

Divisors: 1 5 19 95 4931 24655 93689 468445 24314761 121573805 461980459 2309902295