Base | Representation |
---|---|
bin | 100100000101111… |
… | …1110111111000010 |
3 | 10010101220022102010 |
4 | 1020023332333002 |
5 | 4440020213442 |
6 | 320102033350 |
7 | 42004122030 |
oct | 11013767702 |
9 | 3111808363 |
10 | 1211101122 |
11 | 5716a9220 |
12 | 299718856 |
13 | 163bb02aa |
14 | b6bbd550 |
15 | 714ceb9c |
hex | 482fefc2 |
1211101122 has 32 divisors (see below), whose sum is σ = 3019889664. Its totient is φ = 314571600.
The previous prime is 1211101093. The next prime is 1211101139. The reversal of 1211101122 is 2211011121.
It is a junction number, because it is equal to n+sod(n) for n = 1211101098 and 1211101107.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 1310254 + ... + 1311177.
It is an arithmetic number, because the mean of its divisors is an integer number (94371552).
Almost surely, 21211101122 is an apocalyptic number.
1211101122 is an abundant number, since it is smaller than the sum of its proper divisors (1808788542).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1211101122 is a wasteful number, since it uses less digits than its factorization.
1211101122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2621454.
The product of its (nonzero) digits is 8, while the sum is 12.
The square root of 1211101122 is about 34800.8781785747. The cubic root of 1211101122 is about 1065.9253779017.
Adding to 1211101122 its reverse (2211011121), we get a palindrome (3422112243).
Subtracting 1211101122 from its reverse (2211011121), we obtain a palindrome (999909999).
The spelling of 1211101122 in words is "one billion, two hundred eleven million, one hundred one thousand, one hundred twenty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •