Base | Representation |
---|---|
bin | 111110100111111… |
… | …0111001010110100 |
3 | 12102102222121121012 |
4 | 1331033313022310 |
5 | 13300413411012 |
6 | 544302211352 |
7 | 103033561415 |
oct | 17517671264 |
9 | 5372877535 |
10 | 2101310132 |
11 | 989153449 |
12 | 4a7883b58 |
13 | 27645929c |
14 | 15d10b80c |
15 | c4725622 |
hex | 7d3f72b4 |
2101310132 has 18 divisors (see below), whose sum is σ = 3690980454. Its totient is φ = 1046758720.
The previous prime is 2101310131. The next prime is 2101310161. The reversal of 2101310132 is 2310131012.
It can be written as a sum of positive squares in 3 ways, for example, as 136515856 + 1964794276 = 11684^2 + 44326^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2101310131) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 312518 + ... + 319170.
Almost surely, 22101310132 is an apocalyptic number.
It is an amenable number.
2101310132 is a deficient number, since it is larger than the sum of its proper divisors (1589670322).
2101310132 is an equidigital number, since it uses as much as digits as its factorization.
2101310132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7219 (or 6936 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 14.
The square root of 2101310132 is about 45840.0494327831. The cubic root of 2101310132 is about 1280.8454156172.
Adding to 2101310132 its reverse (2310131012), we get a palindrome (4411441144).
The spelling of 2101310132 in words is "two billion, one hundred one million, three hundred ten thousand, one hundred thirty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.088 sec. • engine limits •