Base | Representation |
---|---|
bin | 1000010011111101… |
… | …0110101001000001 |
3 | 12202111101201102221 |
4 | 2010333112221001 |
5 | 14032141402241 |
6 | 1005222211041 |
7 | 106201614130 |
oct | 20477265101 |
9 | 5674351387 |
10 | 2231200321 |
11 | a454aa909 |
12 | 523283a81 |
13 | 297336a9c |
14 | 17247d917 |
15 | d0d315d1 |
hex | 84fd6a41 |
2231200321 has 8 divisors (see below), whose sum is σ = 2550248064. Its totient is φ = 1912228800.
The previous prime is 2231200291. The next prime is 2231200421. The reversal of 2231200321 is 1230021322.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2231200321 - 27 = 2231200193 is a prime.
It is a super-3 number, since 3×22312003213 (a number of 29 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2231200295 and 2231200304.
It is not an unprimeable number, because it can be changed into a prime (2231200021) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73956 + ... + 99658.
It is an arithmetic number, because the mean of its divisors is an integer number (318781008).
Almost surely, 22231200321 is an apocalyptic number.
It is an amenable number.
2231200321 is a deficient number, since it is larger than the sum of its proper divisors (319047743).
2231200321 is a wasteful number, since it uses less digits than its factorization.
2231200321 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38111.
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 2231200321 is about 47235.5832080011. The cubic root of 2231200321 is about 1306.7109223855.
Adding to 2231200321 its reverse (1230021322), we get a palindrome (3461221643).
The spelling of 2231200321 in words is "two billion, two hundred thirty-one million, two hundred thousand, three hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.084 sec. • engine limits •