Base | Representation |
---|---|
bin | 10010110111101110… |
… | …11110100001110010 |
3 | 222011001122111110120 |
4 | 21123313132201302 |
5 | 131222042013320 |
6 | 4353150511110 |
7 | 506026546341 |
oct | 113367364162 |
9 | 28131574416 |
10 | 10131204210 |
11 | 4329889746 |
12 | 1b68b05496 |
13 | c55c380ba |
14 | 6c1757b58 |
15 | 3e4678440 |
hex | 25bdde872 |
10131204210 has 64 divisors (see below), whose sum is σ = 25019691264. Its totient is φ = 2623622400.
The previous prime is 10131204203. The next prime is 10131204211. The reversal of 10131204210 is 1240213101.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 10131204210.
It is not an unprimeable number, because it can be changed into a prime (10131204211) 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, 592075 + ... + 608945.
It is an arithmetic number, because the mean of its divisors is an integer number (390932676).
Almost surely, 210131204210 is an apocalyptic number.
10131204210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 10131204210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12509845632).
10131204210 is an abundant number, since it is smaller than the sum of its proper divisors (14888487054).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10131204210 is a wasteful number, since it uses less digits than its factorization.
10131204210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17459.
The product of its (nonzero) digits is 48, while the sum is 15.
Adding to 10131204210 its reverse (1240213101), we get a palindrome (11371417311).
The spelling of 10131204210 in words is "ten billion, one hundred thirty-one million, two hundred four thousand, two hundred ten".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.084 sec. • engine limits •