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2871030206 = 2111071219639
BaseRepresentation
bin1010101100100000…
…0111000110111110
321102002100110001002
42223020013012332
521334440431311
61152520050302
7131101232312
oct25310070676
97362313032
102871030206
111243692540
12681603992
13369a69955
141d3433b42
1511c0ba93b
hexab2071be

2871030206 has 16 divisors (see below), whose sum is σ = 4741960320. Its totient is φ = 1292816280.

The previous prime is 2871030181. The next prime is 2871030233. The reversal of 2871030206 is 6020301782.

It is a happy number.

2871030206 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 607466 + ... + 612173.

It is an arithmetic number, because the mean of its divisors is an integer number (296372520).

Almost surely, 22871030206 is an apocalyptic number.

2871030206 is a deficient number, since it is larger than the sum of its proper divisors (1870930114).

2871030206 is a wasteful number, since it uses less digits than its factorization.

2871030206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1219759.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 2871030206 is about 53581.9951662870. The cubic root of 2871030206 is about 1421.2787208669.

Adding to 2871030206 its reverse (6020301782), we get a palindrome (8891331988).

The spelling of 2871030206 in words is "two billion, eight hundred seventy-one million, thirty thousand, two hundred six".

Divisors: 1 2 11 22 107 214 1177 2354 1219639 2439278 13416029 26832058 130501373 261002746 1435515103 2871030206