Base | Representation |
---|---|
bin | 111111001101111… |
… | …0100101101100110 |
3 | 12110211110021221100 |
4 | 1332123310231212 |
5 | 13321013114024 |
6 | 550253100530 |
7 | 103365045441 |
oct | 17633645546 |
9 | 5424407840 |
10 | 2121223014 |
11 | 999414279 |
12 | 4b2487746 |
13 | 27a60bb61 |
14 | 161a12658 |
15 | c635a7c9 |
hex | 7e6f4b66 |
2121223014 has 24 divisors (see below), whose sum is σ = 4599856872. Its totient is φ = 706478400.
The previous prime is 2121223003. The next prime is 2121223031. The reversal of 2121223014 is 4103221212.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (18).
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, 27444 + ... + 70679.
It is an arithmetic number, because the mean of its divisors is an integer number (191660703).
Almost surely, 22121223014 is an apocalyptic number.
2121223014 is an abundant number, since it is smaller than the sum of its proper divisors (2478633858).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2121223014 is a wasteful number, since it uses less digits than its factorization.
2121223014 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 99332 (or 99329 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
The square root of 2121223014 is about 46056.7369013481. The cubic root of 2121223014 is about 1284.8786420640.
Adding to 2121223014 its reverse (4103221212), we get a palindrome (6224444226).
The spelling of 2121223014 in words is "two billion, one hundred twenty-one million, two hundred twenty-three thousand, fourteen".
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