Base | Representation |
---|---|
bin | 111110101001001… |
… | …1111111001000111 |
3 | 12102111021201121011 |
4 | 1331102133321013 |
5 | 13301103014343 |
6 | 544325103051 |
7 | 103042500310 |
oct | 17522377107 |
9 | 5374251534 |
10 | 2102001223 |
11 | 9895856a3 |
12 | 4a7b57a87 |
13 | 27663ba0a |
14 | 15d24b607 |
15 | c481029d |
hex | 7d49fe47 |
2102001223 has 8 divisors (see below), whose sum is σ = 2407864320. Its totient is φ = 1797532440.
The previous prime is 2102001203. The next prime is 2102001233. The reversal of 2102001223 is 3221002012.
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 2102001223 - 29 = 2102000711 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2102001203) 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, 345343 + ... + 351376.
It is an arithmetic number, because the mean of its divisors is an integer number (300983040).
Almost surely, 22102001223 is an apocalyptic number.
2102001223 is a deficient number, since it is larger than the sum of its proper divisors (305863097).
2102001223 is an equidigital number, since it uses as much as digits as its factorization.
2102001223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 697157.
The product of its (nonzero) digits is 48, while the sum is 13.
The square root of 2102001223 is about 45847.5868830629. The cubic root of 2102001223 is about 1280.9858175031.
Adding to 2102001223 its reverse (3221002012), we get a palindrome (5323003235).
The spelling of 2102001223 in words is "two billion, one hundred two million, one thousand, two hundred twenty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •