Base | Representation |
---|---|
bin | 111110101001010… |
… | …0110111111100110 |
3 | 12102111100012111110 |
4 | 1331102212333212 |
5 | 13301104432220 |
6 | 544325445450 |
7 | 103042651152 |
oct | 17522467746 |
9 | 5374305443 |
10 | 2102030310 |
11 | 9895a5536 |
12 | 4a7b70886 |
13 | 27664c023 |
14 | 15d258062 |
15 | c4818be0 |
hex | 7d4a6fe6 |
2102030310 has 64 divisors (see below), whose sum is σ = 5196134592. Its totient is φ = 543822336.
The previous prime is 2102030267. The next prime is 2102030311. The reversal of 2102030310 is 130302012.
It is a happy number.
It is a super-2 number, since 2×21020303102 = 8837062848317392200, which contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2102030311) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 411492 + ... + 416568.
It is an arithmetic number, because the mean of its divisors is an integer number (81189603).
Almost surely, 22102030310 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2102030310, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2598067296).
2102030310 is an abundant number, since it is smaller than the sum of its proper divisors (3094104282).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2102030310 is a wasteful number, since it uses less digits than its factorization.
2102030310 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5497.
The product of its (nonzero) digits is 36, while the sum is 12.
The square root of 2102030310 is about 45847.9040960435. The cubic root of 2102030310 is about 1280.9917261363.
Adding to 2102030310 its reverse (130302012), we get a palindrome (2232332322).
The spelling of 2102030310 in words is "two billion, one hundred two million, thirty thousand, three hundred ten".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.094 sec. • engine limits •