Base | Representation |
---|---|
bin | 111111001100001… |
… | …0110100110001001 |
3 | 12110202202001221110 |
4 | 1332120112212021 |
5 | 13320300010400 |
6 | 550221400533 |
7 | 103354236132 |
oct | 17630264611 |
9 | 5422661843 |
10 | 2120313225 |
11 | 998952788 |
12 | 4b2109149 |
13 | 27a380a14 |
14 | 161856c89 |
15 | c622ae50 |
hex | 7e616989 |
2120313225 has 24 divisors (see below), whose sum is σ = 3510846720. Its totient is φ = 1129136320.
The previous prime is 2120313199. The next prime is 2120313233. The reversal of 2120313225 is 5223130212.
It is not a de Polignac number, because 2120313225 - 25 = 2120313193 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29896 + ... + 71654.
It is an arithmetic number, because the mean of its divisors is an integer number (146285280).
Almost surely, 22120313225 is an apocalyptic number.
2120313225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2120313225 is a deficient number, since it is larger than the sum of its proper divisors (1390533495).
2120313225 is a wasteful number, since it uses less digits than its factorization.
2120313225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42449 (or 42444 counting only the distinct ones).
The product of its (nonzero) digits is 720, while the sum is 21.
The square root of 2120313225 is about 46046.8590134007. The cubic root of 2120313225 is about 1284.6949216961.
Adding to 2120313225 its reverse (5223130212), we get a palindrome (7343443437).
The spelling of 2120313225 in words is "two billion, one hundred twenty million, three hundred thirteen thousand, two hundred twenty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.091 sec. • engine limits •