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22110144241 = 61415387277
BaseRepresentation
bin10100100101110111…
…100000011011110001
32010001220010200222011
4110211313200123301
5330240144103431
614053545042521
71411624060633
oct244567403361
963056120864
1022110144241
119416666689
124350786441
132114907bb3
1410da652a53
15896138cb1
hex525de06f1

22110144241 has 8 divisors (see below), whose sum is σ = 22478274344. Its totient is φ = 21742197120.

The previous prime is 22110144227. The next prime is 22110144253. The reversal of 22110144241 is 14244101122.

It can be written as a sum of positive squares in 4 ways, for example, as 49280400 + 22060863841 = 7020^2 + 148529^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 22110144241 - 27 = 22110144113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22110144041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 209695 + ... + 296971.

It is an arithmetic number, because the mean of its divisors is an integer number (2809784293).

Almost surely, 222110144241 is an apocalyptic number.

It is an amenable number.

22110144241 is a deficient number, since it is larger than the sum of its proper divisors (368130103).

22110144241 is an equidigital number, since it uses as much as digits as its factorization.

22110144241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91491.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 22110144241 its reverse (14244101122), we get a palindrome (36354245363).

The spelling of 22110144241 in words is "twenty-two billion, one hundred ten million, one hundred forty-four thousand, two hundred forty-one".

Divisors: 1 61 4153 87277 253333 5323897 362461381 22110144241