Base | Representation |
---|---|
bin | 1000001111001001… |
… | …1000100101101101 |
3 | 12201002102121122122 |
4 | 2003302120211231 |
5 | 14012010220323 |
6 | 1003221522325 |
7 | 105535246550 |
oct | 20362304555 |
9 | 5632377578 |
10 | 2211023213 |
11 | a35079513 |
12 | 5185733a5 |
13 | 2930c0b79 |
14 | 16d90a697 |
15 | ce197ec8 |
hex | 83c9896d |
2211023213 has 32 divisors (see below), whose sum is σ = 2709054720. Its totient is φ = 1761500160.
The previous prime is 2211023161. The next prime is 2211023231. The reversal of 2211023213 is 3123201122.
It is not a de Polignac number, because 2211023213 - 210 = 2211022189 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (17).
It is a junction number, because it is equal to n+sod(n) for n = 2211023191 and 2211023200.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2211023233) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4343603 + ... + 4344111.
It is an arithmetic number, because the mean of its divisors is an integer number (84657960).
Almost surely, 22211023213 is an apocalyptic number.
It is an amenable number.
2211023213 is a deficient number, since it is larger than the sum of its proper divisors (498031507).
2211023213 is a wasteful number, since it uses less digits than its factorization.
2211023213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 917.
The product of its (nonzero) digits is 144, while the sum is 17.
The square root of 2211023213 is about 47021.5186164803. The cubic root of 2211023213 is about 1302.7600556482.
Adding to 2211023213 its reverse (3123201122), we get a palindrome (5334224335).
The spelling of 2211023213 in words is "two billion, two hundred eleven million, twenty-three thousand, two hundred thirteen".
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