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20014241041 = 67729563133
BaseRepresentation
bin10010101000111100…
…010001010100010001
31220122211022210021201
4102220330101110101
5311442121203131
613105554351201
71305654145654
oct225074212421
956584283251
1020014241041
118540576583
123a6688b501
131b6c6229a2
14d7c15189b
157c2130761
hex4a8f11511

20014241041 has 4 divisors (see below), whose sum is σ = 20043804852. Its totient is φ = 19984677232.

The previous prime is 20014241029. The next prime is 20014241069. The reversal of 20014241041 is 14014241002.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14014241002 = 27007120501.

It can be written as a sum of positive squares in 2 ways, for example, as 19010618641 + 1003622400 = 137879^2 + 31680^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-20014241041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20014241141) 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, 14780890 + ... + 14782243.

It is an arithmetic number, because the mean of its divisors is an integer number (5010951213).

Almost surely, 220014241041 is an apocalyptic number.

It is an amenable number.

20014241041 is a deficient number, since it is larger than the sum of its proper divisors (29563811).

20014241041 is an equidigital number, since it uses as much as digits as its factorization.

20014241041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29563810.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 20014241041 its reverse (14014241002), we get a palindrome (34028482043).

The spelling of 20014241041 in words is "twenty billion, fourteen million, two hundred forty-one thousand, forty-one".

Divisors: 1 677 29563133 20014241041