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220102041 = 373367347
BaseRepresentation
bin11010001111001…
…11110110011001
3120100011100020110
431013213312121
5422321231131
633501314533
75311556625
oct1507476631
9510140213
10220102041
11103272a15
1261865a49
13367a4cc3
1421336185
15144ca646
hexd1e7d99

220102041 has 4 divisors (see below), whose sum is σ = 293469392. Its totient is φ = 146734692.

The previous prime is 220102027. The next prime is 220102117. The reversal of 220102041 is 140201022.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 220102041 - 210 = 220101017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220102241) 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 3 ways as a sum of consecutive naturals, for example, 36683671 + ... + 36683676.

It is an arithmetic number, because the mean of its divisors is an integer number (73367348).

Almost surely, 2220102041 is an apocalyptic number.

It is an amenable number.

220102041 is a deficient number, since it is larger than the sum of its proper divisors (73367351).

220102041 is an equidigital number, since it uses as much as digits as its factorization.

220102041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73367350.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 220102041 is about 14835.8363768276. The cubic root of 220102041 is about 603.7743929207.

Adding to 220102041 its reverse (140201022), we get a palindrome (360303063).

The spelling of 220102041 in words is "two hundred twenty million, one hundred two thousand, forty-one".

Divisors: 1 3 73367347 220102041