Base | Representation |
---|---|
bin | 111111001101110… |
… | …1111001010101101 |
3 | 12110211102010210010 |
4 | 1332123233022231 |
5 | 13321011402201 |
6 | 550252403433 |
7 | 103364622303 |
oct | 17633571255 |
9 | 5424363703 |
10 | 2121200301 |
11 | 9993a9200 |
12 | 4b2476579 |
13 | 27a60170c |
14 | 161a08273 |
15 | c6353bd6 |
hex | 7e6ef2ad |
2121200301 has 24 divisors (see below), whose sum is σ = 3121784512. Its totient is φ = 1280188800.
The previous prime is 2121200293. The next prime is 2121200317. The reversal of 2121200301 is 1030021212.
It is not a de Polignac number, because 2121200301 - 23 = 2121200293 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2121200321) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 75360 + ... + 99606.
Almost surely, 22121200301 is an apocalyptic number.
It is an amenable number.
2121200301 is a deficient number, since it is larger than the sum of its proper divisors (1000584211).
2121200301 is a wasteful number, since it uses less digits than its factorization.
2121200301 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24513 (or 24502 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 12.
The square root of 2121200301 is about 46056.4903243832. The cubic root of 2121200301 is about 1284.8740561007.
Adding to 2121200301 its reverse (1030021212), we get a palindrome (3151221513).
Subtracting from 2121200301 its reverse (1030021212), we obtain a square (1091179089 = 330332).
The spelling of 2121200301 in words is "two billion, one hundred twenty-one million, two hundred thousand, three hundred one".
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