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2133132344 = 23738091649
BaseRepresentation
bin111111100100101…
…0000010000111000
312111122212100110122
41333021100100320
513332040213334
6551400232412
7103601216510
oct17711202070
95448770418
102133132344
119a51089a2
124b646b708
1327cc1b7b5
14163432840
15c740e32e
hex7f250438

2133132344 has 16 divisors (see below), whose sum is σ = 4570998000. Its totient is φ = 914199552.

The previous prime is 2133132329. The next prime is 2133132349. The reversal of 2133132344 is 4432313312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2133132349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19045769 + ... + 19045880.

It is an arithmetic number, because the mean of its divisors is an integer number (285687375).

Almost surely, 22133132344 is an apocalyptic number.

It is an amenable number.

2133132344 is an abundant number, since it is smaller than the sum of its proper divisors (2437865656).

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

2133132344 is a wasteful number, since it uses less digits than its factorization.

2133132344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38091662 (or 38091658 counting only the distinct ones).

The product of its digits is 5184, while the sum is 26.

The square root of 2133132344 is about 46185.8457105638. The cubic root of 2133132344 is about 1287.2787504820.

Adding to 2133132344 its reverse (4432313312), we get a palindrome (6565445656).

The spelling of 2133132344 in words is "two billion, one hundred thirty-three million, one hundred thirty-two thousand, three hundred forty-four".

Divisors: 1 2 4 7 8 14 28 56 38091649 76183298 152366596 266641543 304733192 533283086 1066566172 2133132344