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2212230241 = 13426139937
BaseRepresentation
bin1000001111011011…
…1111010001100001
312201011200221101101
42003312333101201
514012312331431
61003303434401
7105551434564
oct20366772141
95634627341
102212230241
11a35823361
12518a55a01
132934243a0
1416db424db
15ce335961
hex83dbf461

2212230241 has 8 divisors (see below), whose sum is σ = 2383020584. Its totient is φ = 2041528320.

The previous prime is 2212230239. The next prime is 2212230253. The reversal of 2212230241 is 1420322122.

It can be written as a sum of positive squares in 4 ways, for example, as 905769216 + 1306461025 = 30096^2 + 36145^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2212230241 - 21 = 2212230239 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2212230221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35425 + ... + 75361.

It is an arithmetic number, because the mean of its divisors is an integer number (297877573).

Almost surely, 22212230241 is an apocalyptic number.

It is an amenable number.

2212230241 is a deficient number, since it is larger than the sum of its proper divisors (170790343).

2212230241 is a wasteful number, since it uses less digits than its factorization.

2212230241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44211.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 2212230241 is about 47034.3517123389. The cubic root of 2212230241 is about 1302.9970774032.

Adding to 2212230241 its reverse (1420322122), we get a palindrome (3632552363).

The spelling of 2212230241 in words is "two billion, two hundred twelve million, two hundred thirty thousand, two hundred forty-one".

Divisors: 1 13 4261 39937 55393 519181 170171557 2212230241