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20155110341 = 79904128219
BaseRepresentation
bin10010110001010101…
…101001001111000101
31221000122101200122012
4102301111221033011
5312234202012331
613131545544005
71312314416432
oct226125511705
957018350565
1020155110341
118603041793
123aa5aa5005
131b928758c2
14d92b40b89
157ce6a982b
hex4b15693c5

20155110341 has 8 divisors (see below), whose sum is σ = 20413219200. Its totient is φ = 19897076160.

The previous prime is 20155110331. The next prime is 20155110361. The reversal of 20155110341 is 14301155102.

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 20155110341 - 26 = 20155110277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20155110331) 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, 700130 + ... + 728348.

It is an arithmetic number, because the mean of its divisors is an integer number (2551652400).

Almost surely, 220155110341 is an apocalyptic number.

It is an amenable number.

20155110341 is a deficient number, since it is larger than the sum of its proper divisors (258108859).

20155110341 is an equidigital number, since it uses as much as digits as its factorization.

20155110341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37339.

The product of its (nonzero) digits is 600, while the sum is 23.

Adding to 20155110341 its reverse (14301155102), we get a palindrome (34456265443).

The spelling of 20155110341 in words is "twenty billion, one hundred fifty-five million, one hundred ten thousand, three hundred forty-one".

Divisors: 1 79 9041 28219 714239 2229301 255127979 20155110341