Base | Representation |
---|---|
bin | 1000010010000100… |
… | …1110000110011101 |
3 | 12201221112101122021 |
4 | 2010201032012131 |
5 | 14023131113041 |
6 | 1004341020141 |
7 | 106044514114 |
oct | 20441160635 |
9 | 5657471567 |
10 | 2223301021 |
11 | a40aa4a67 |
12 | 5206b4651 |
13 | 2957cc446 |
14 | 1713c4c7b |
15 | d02c0cd1 |
hex | 8484e19d |
2223301021 has 8 divisors (see below), whose sum is σ = 2369080440. Its totient is φ = 2079187968.
The previous prime is 2223301009. The next prime is 2223301043. The reversal of 2223301021 is 1201033222.
It can be written as a sum of positive squares in 4 ways, for example, as 411521796 + 1811779225 = 20286^2 + 42565^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2223301021 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2223300986 and 2223301004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2223301051) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 413836 + ... + 419173.
It is an arithmetic number, because the mean of its divisors is an integer number (296135055).
Almost surely, 22223301021 is an apocalyptic number.
It is an amenable number.
2223301021 is a deficient number, since it is larger than the sum of its proper divisors (145779419).
2223301021 is a wasteful number, since it uses less digits than its factorization.
2223301021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 833183.
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 2223301021 is about 47151.8930797057. The cubic root of 2223301021 is about 1305.1670139490.
Adding to 2223301021 its reverse (1201033222), we get a palindrome (3424334243).
The spelling of 2223301021 in words is "two billion, two hundred twenty-three million, three hundred one thousand, twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •