Base | Representation |
---|---|
bin | 111101000000011001… |
… | …1110111111111101110 |
3 | 110112011022121201000111 |
4 | 1322000303313333232 |
5 | 4121302041214410 |
6 | 140104001050234 |
7 | 12315360325621 |
oct | 1720063677756 |
9 | 415138551014 |
10 | 131010101230 |
11 | 50619872138 |
12 | 2148302697a |
13 | c47b23a678 |
14 | 64ab6c5db8 |
15 | 361b88cb8a |
hex | 1e80cf7fee |
131010101230 has 8 divisors (see below), whose sum is σ = 235818182232. Its totient is φ = 52404040488.
The previous prime is 131010101227. The next prime is 131010101237. The reversal of 131010101230 is 32101010131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 131010101230.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131010101237) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6550505052 + ... + 6550505071.
It is an arithmetic number, because the mean of its divisors is an integer number (29477272779).
Almost surely, 2131010101230 is an apocalyptic number.
131010101230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
131010101230 is a deficient number, since it is larger than the sum of its proper divisors (104808081002).
131010101230 is a wasteful number, since it uses less digits than its factorization.
131010101230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13101010130.
The product of its (nonzero) digits is 18, while the sum is 13.
Adding to 131010101230 its reverse (32101010131), we get a palindrome (163111111361).
The spelling of 131010101230 in words is "one hundred thirty-one billion, ten million, one hundred one thousand, two hundred thirty".
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