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2216344386 = 237318792693
BaseRepresentation
bin1000010000011010…
…1011101101000010
312201110102221221010
42010012223231002
514014341010021
61003531541350
7105631421304
oct20406535502
95643387833
102216344386
11a38083383
1251a2ba856
13294234ba9
141704d3974
15ce899976
hex841abb42

2216344386 has 32 divisors (see below), whose sum is σ = 4497471360. Its totient is φ = 728002944.

The previous prime is 2216344379. The next prime is 2216344387. The reversal of 2216344386 is 6834436122.

It is not an unprimeable number, because it can be changed into a prime (2216344387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 821656 + ... + 824348.

It is an arithmetic number, because the mean of its divisors is an integer number (140545980).

Almost surely, 22216344386 is an apocalyptic number.

2216344386 is an abundant number, since it is smaller than the sum of its proper divisors (2281126974).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2216344386 is a wasteful number, since it uses less digits than its factorization.

2216344386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4650.

The product of its digits is 165888, while the sum is 39.

The square root of 2216344386 is about 47078.0669314278. The cubic root of 2216344386 is about 1303.8043169455.

The spelling of 2216344386 in words is "two billion, two hundred sixteen million, three hundred forty-four thousand, three hundred eighty-six".

Divisors: 1 2 3 6 73 146 219 438 1879 2693 3758 5386 5637 8079 11274 16158 137167 196589 274334 393178 411501 589767 823002 1179534 5060147 10120294 15180441 30360882 369390731 738781462 1108172193 2216344386