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2871299353 = 13216989937
BaseRepresentation
bin1010101100100100…
…1000110100011001
321102002212010020111
42223021020310121
521340023034403
61152525524321
7131103433066
oct25311106431
97362763214
102871299353
11124385677a
126817136a1
13369b32300
141d34a3c6d
1511c12056d
hexab248d19

2871299353 has 6 divisors (see below), whose sum is σ = 3109158654. Its totient is φ = 2650430016.

The previous prime is 2871299351. The next prime is 2871299359. The reversal of 2871299353 is 3539921782.

It can be written as a sum of positive squares in 3 ways, for example, as 285373449 + 2585925904 = 16893^2 + 50852^2 .

It is not a de Polignac number, because 2871299353 - 21 = 2871299351 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2871299297 and 2871299306.

It is not an unprimeable number, because it can be changed into a prime (2871299351) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8494800 + ... + 8495137.

It is an arithmetic number, because the mean of its divisors is an integer number (518193109).

Almost surely, 22871299353 is an apocalyptic number.

It is an amenable number.

2871299353 is a deficient number, since it is larger than the sum of its proper divisors (237859301).

2871299353 is a wasteful number, since it uses less digits than its factorization.

2871299353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16989963 (or 16989950 counting only the distinct ones).

The product of its digits is 816480, while the sum is 49.

The square root of 2871299353 is about 53584.5066507101. The cubic root of 2871299353 is about 1421.3231324455.

The spelling of 2871299353 in words is "two billion, eight hundred seventy-one million, two hundred ninety-nine thousand, three hundred fifty-three".

Divisors: 1 13 169 16989937 220869181 2871299353