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2887084213 = 131512835197
BaseRepresentation
bin1010110000010101…
…0110100010110101
321110012120001222221
42230011112202311
521403043143323
61154252122341
7131354545066
oct25405264265
97405501887
102887084213
111251758112
12686a663b1
1337019ac70
141d561256d
1511d6dc55d
hexac1568b5

2887084213 has 16 divisors (see below), whose sum is σ = 3141421696. Its totient is φ = 2637489600.

The previous prime is 2887084169. The next prime is 2887084217. The reversal of 2887084213 is 3124807882.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2887084213 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2887084213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2887084217) 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, 552931 + ... + 558127.

It is an arithmetic number, because the mean of its divisors is an integer number (196338856).

Almost surely, 22887084213 is an apocalyptic number.

It is an amenable number.

2887084213 is a deficient number, since it is larger than the sum of its proper divisors (254337483).

2887084213 is a wasteful number, since it uses less digits than its factorization.

2887084213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5644.

The product of its (nonzero) digits is 172032, while the sum is 43.

The square root of 2887084213 is about 53731.5941788442. The cubic root of 2887084213 is about 1423.9229309395.

The spelling of 2887084213 in words is "two billion, eight hundred eighty-seven million, eighty-four thousand, two hundred thirteen".

Divisors: 1 13 151 283 1963 3679 5197 42733 67561 555529 784747 1470751 10201711 19119763 222083401 2887084213