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2213134441 = 7317773631
BaseRepresentation
bin1000001111101001…
…1100000001101001
312201020101212201021
42003322130001221
514013030300231
61003335052441
7105562222000
oct20372340151
95636355637
102213134441
11a36290731
12519211121
1329367cb0b
1416dcd9c37
15ce463811
hex83e9c069

2213134441 has 16 divisors (see below), whose sum is σ = 2583078400. Its totient is φ = 1895382720.

The previous prime is 2213134433. The next prime is 2213134447. The reversal of 2213134441 is 1444313122.

It is not a de Polignac number, because 2213134441 - 23 = 2213134433 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2213134447) 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, 607696 + ... + 611326.

It is an arithmetic number, because the mean of its divisors is an integer number (161442400).

Almost surely, 22213134441 is an apocalyptic number.

It is an amenable number.

2213134441 is a deficient number, since it is larger than the sum of its proper divisors (369943959).

2213134441 is an equidigital number, since it uses as much as digits as its factorization.

2213134441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5429 (or 5415 counting only the distinct ones).

The product of its digits is 2304, while the sum is 25.

The square root of 2213134441 is about 47043.9628539093. The cubic root of 2213134441 is about 1303.1745769321.

Adding to 2213134441 its reverse (1444313122), we get a palindrome (3657447563).

The spelling of 2213134441 in words is "two billion, two hundred thirteen million, one hundred thirty-four thousand, four hundred forty-one".

Divisors: 1 7 49 343 1777 3631 12439 25417 87073 177919 609511 1245433 6452287 45166009 316162063 2213134441