Base | Representation |
---|---|
bin | 1000001111111010… |
… | …0011001011011000 |
3 | 12201022102122021102 |
4 | 2003332203023120 |
5 | 14013314243222 |
6 | 1003414130532 |
7 | 105604331324 |
oct | 20376431330 |
9 | 5638378242 |
10 | 2214212312 |
11 | a36957534 |
12 | 519650a48 |
13 | 293969600 |
14 | 1700da984 |
15 | ce5c7d92 |
hex | 83fa32d8 |
2214212312 has 48 divisors (see below), whose sum is σ = 4617177840. Its totient is φ = 994301568.
The previous prime is 2214212309. The next prime is 2214212327. The reversal of 2214212312 is 2132124122.
2214212312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×22142123122 = 9805472325224770688, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27893 + ... + 72155.
It is an arithmetic number, because the mean of its divisors is an integer number (96191205).
Almost surely, 22214212312 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2214212312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2308588920).
2214212312 is an abundant number, since it is smaller than the sum of its proper divisors (2402965528).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2214212312 is a wasteful number, since it uses less digits than its factorization.
2214212312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44332 (or 44315 counting only the distinct ones).
The product of its digits is 384, while the sum is 20.
The square root of 2214212312 is about 47055.4174564417. The cubic root of 2214212312 is about 1303.3861058964.
Adding to 2214212312 its reverse (2132124122), we get a palindrome (4346336434).
The spelling of 2214212312 in words is "two billion, two hundred fourteen million, two hundred twelve thousand, three hundred twelve".
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