Base | Representation |
---|---|
bin | 1011110110100001011111… |
… | …0111001110111010000010 |
3 | 1201010210010212112220010010 |
4 | 2331220113313032322002 |
5 | 3202001131232143020 |
6 | 43414302203245350 |
7 | 2513324350666563 |
oct | 275502767167202 |
9 | 51123125486103 |
10 | 13031331131010 |
11 | 41746137741a5 |
12 | 1565686519856 |
13 | 736b06a681aa |
14 | 330a1117616a |
15 | 178e9509ede0 |
hex | bda17dcee82 |
13031331131010 has 32 divisors (see below), whose sum is σ = 31385707790400. Its totient is φ = 3462742404288.
The previous prime is 13031331130997. The next prime is 13031331131011. The reversal of 13031331131010 is 1013113313031.
It is not an unprimeable number, because it can be changed into a prime (13031331131011) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 767443285 + ... + 767460264.
It is an arithmetic number, because the mean of its divisors is an integer number (980803368450).
Almost surely, 213031331131010 is an apocalyptic number.
13031331131010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13031331131010 is an abundant number, since it is smaller than the sum of its proper divisors (18354376659390).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13031331131010 is a wasteful number, since it uses less digits than its factorization.
13031331131010 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1534903842.
The product of its (nonzero) digits is 243, while the sum is 21.
Adding to 13031331131010 its reverse (1013113313031), we get a palindrome (14044444444041).
The spelling of 13031331131010 in words is "thirteen trillion, thirty-one billion, three hundred thirty-one million, one hundred thirty-one thousand, ten".
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