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2839205223 = 33105155749
BaseRepresentation
bin1010100100111010…
…1101010101100111
321022212110120101000
42221032231111213
521303314031343
61145422004343
7130233563151
oct25116552547
97285416330
102839205223
1112277259a8
12672a166b3
133632a60ba
141cd10bad1
151193d0ed3
hexa93ad567

2839205223 has 8 divisors (see below), whose sum is σ = 4206230000. Its totient is φ = 1892803464.

The previous prime is 2839205221. The next prime is 2839205233. The reversal of 2839205223 is 3225029382.

It is not a de Polignac number, because 2839205223 - 21 = 2839205221 is a prime.

It is a super-2 number, since 2×28392052232 = 16122172596620959458, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2839205221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52577848 + ... + 52577901.

It is an arithmetic number, because the mean of its divisors is an integer number (525778750).

Almost surely, 22839205223 is an apocalyptic number.

2839205223 is a deficient number, since it is larger than the sum of its proper divisors (1367024777).

2839205223 is a wasteful number, since it uses less digits than its factorization.

2839205223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105155758 (or 105155752 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 2839205223 is about 53284.1929937951. The cubic root of 2839205223 is about 1416.0076351570.

The spelling of 2839205223 in words is "two billion, eight hundred thirty-nine million, two hundred five thousand, two hundred twenty-three".

Divisors: 1 3 9 27 105155749 315467247 946401741 2839205223