Base | Representation |
---|---|
bin | 10010101111011000… |
… | …000110110000101101 |
3 | 1220221100110201200122 |
4 | 102233120012300231 |
5 | 312202240414013 |
6 | 13124412334325 |
7 | 1311434613266 |
oct | 225730066055 |
9 | 56840421618 |
10 | 20122201133 |
11 | 85965045a1 |
12 | 3a96a743a5 |
13 | 1b88ac26b8 |
14 | d8c61596d |
15 | 7cb858a08 |
hex | 4af606c2d |
20122201133 has 4 divisors (see below), whose sum is σ = 20550333120. Its totient is φ = 19694069148.
The previous prime is 20122201109. The next prime is 20122201157. The reversal of 20122201133 is 33110222102.
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 an interprime number because it is at equal distance from previous prime (20122201109) and next prime (20122201157).
It is a cyclic number.
It is not a de Polignac number, because 20122201133 - 212 = 20122197037 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 (20122231133) 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, 214065923 + ... + 214066016.
It is an arithmetic number, because the mean of its divisors is an integer number (5137583280).
Almost surely, 220122201133 is an apocalyptic number.
It is an amenable number.
20122201133 is a deficient number, since it is larger than the sum of its proper divisors (428131987).
20122201133 is an equidigital number, since it uses as much as digits as its factorization.
20122201133 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 428131986.
The product of its (nonzero) digits is 144, while the sum is 17.
Adding to 20122201133 its reverse (33110222102), we get a palindrome (53232423235).
The spelling of 20122201133 in words is "twenty billion, one hundred twenty-two million, two hundred one thousand, one hundred thirty-three".
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