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2213634160 = 24538337219
BaseRepresentation
bin1000001111110001…
…0110000001110000
312201021100021012101
42003330112001300
514013142243120
61003353510144
7105566402623
oct20374260160
95637307171
102213634160
11a365a2121
12519412354
132937c63ca
1416ddc9dba
15ce51190a
hex83f16070

2213634160 has 40 divisors (see below), whose sum is σ = 5148755280. Its totient is φ = 885100032.

The previous prime is 2213634139. The next prime is 2213634161. The reversal of 2213634160 is 614363122.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2213634161) 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 7 ways as a sum of consecutive naturals, for example, 303031 + ... + 310249.

It is an arithmetic number, because the mean of its divisors is an integer number (128718882).

Almost surely, 22213634160 is an apocalyptic number.

2213634160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2213634160 is an abundant number, since it is smaller than the sum of its proper divisors (2935121120).

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

2213634160 is a wasteful number, since it uses less digits than its factorization.

2213634160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11065 (or 11059 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 2213634160 is about 47049.2737457232. The cubic root of 2213634160 is about 1303.2726538310.

Adding to 2213634160 its reverse (614363122), we get a palindrome (2827997282).

The spelling of 2213634160 in words is "two billion, two hundred thirteen million, six hundred thirty-four thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 40 80 3833 7219 7666 14438 15332 19165 28876 30664 36095 38330 57752 61328 72190 76660 115504 144380 153320 288760 306640 577520 27670427 55340854 110681708 138352135 221363416 276704270 442726832 553408540 1106817080 2213634160