Base | Representation |
---|---|
bin | 10010110111101110… |
… | …00110010100000110 |
3 | 222011001110110102020 |
4 | 21123313012110012 |
5 | 131222030330110 |
6 | 4353144424010 |
7 | 506025654234 |
oct | 113367062406 |
9 | 28131413366 |
10 | 10131105030 |
11 | 4329821182 |
12 | 1b68a78006 |
13 | c55c01c07 |
14 | 6c172d954 |
15 | 3e4658d70 |
hex | 25bdc6506 |
10131105030 has 32 divisors (see below), whose sum is σ = 24317381088. Its totient is φ = 2701324800.
The previous prime is 10131105011. The next prime is 10131105031. The reversal of 10131105030 is 3050113101.
10131105030 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10131105031) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 417840 + ... + 441420.
It is an arithmetic number, because the mean of its divisors is an integer number (759918159).
Almost surely, 210131105030 is an apocalyptic number.
10131105030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
10131105030 is an abundant number, since it is smaller than the sum of its proper divisors (14186276058).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10131105030 is a wasteful number, since it uses less digits than its factorization.
10131105030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 37912.
The product of its (nonzero) digits is 45, while the sum is 15.
Adding to 10131105030 its reverse (3050113101), we get a palindrome (13181218131).
The spelling of 10131105030 in words is "ten billion, one hundred thirty-one million, one hundred five thousand, thirty".
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