Base | Representation |
---|---|
bin | 1000001111011000… |
… | …1100000001101011 |
3 | 12201011022021102221 |
4 | 2003312030001223 |
5 | 14012234122311 |
6 | 1003255134511 |
7 | 105546601603 |
oct | 20366140153 |
9 | 5634267387 |
10 | 2212020331 |
11 | a3569a684 |
12 | 518974437 |
13 | 29337c991 |
14 | 16dac9c03 |
15 | ce2e3671 |
hex | 83d8c06b |
2212020331 has 16 divisors (see below), whose sum is σ = 2453592384. Its totient is φ = 1983545344.
The previous prime is 2212020323. The next prime is 2212020379. The reversal of 2212020331 is 1330202122.
It is a cyclic number.
It is not a de Polignac number, because 2212020331 - 23 = 2212020323 is a prime.
It is a super-2 number, since 2×22120203312 = 9786067889514699122, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2212020131) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89481 + ... + 111493.
It is an arithmetic number, because the mean of its divisors is an integer number (153349524).
Almost surely, 22212020331 is an apocalyptic number.
2212020331 is a deficient number, since it is larger than the sum of its proper divisors (241572053).
2212020331 is a wasteful number, since it uses less digits than its factorization.
2212020331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22310.
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 2212020331 is about 47032.1202052385. The cubic root of 2212020331 is about 1302.9558639763.
Adding to 2212020331 its reverse (1330202122), we get a palindrome (3542222453).
The spelling of 2212020331 in words is "two billion, two hundred twelve million, twenty thousand, three hundred thirty-one".
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