Base | Representation |
---|---|
bin | 111101000000110011… |
… | …0010011010011101111 |
3 | 110112012020111022011210 |
4 | 1322001212103103233 |
5 | 4121313432222203 |
6 | 140105152245503 |
7 | 12315610563321 |
oct | 1720146232357 |
9 | 415166438153 |
10 | 131023320303 |
11 | 50626280897 |
12 | 21487540893 |
13 | c480bb84c5 |
14 | 64ad367611 |
15 | 361caee803 |
hex | 1e819934ef |
131023320303 has 8 divisors (see below), whose sum is σ = 179419321648. Its totient is φ = 84988099584.
The previous prime is 131023320203. The next prime is 131023320331. The reversal of 131023320303 is 303023320131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 131023320303 - 213 = 131023312111 is a prime.
It is a super-2 number, since 2×1310233203032 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 131023320303.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131023320383) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 590195026 + ... + 590195247.
It is an arithmetic number, because the mean of its divisors is an integer number (22427415206).
Almost surely, 2131023320303 is an apocalyptic number.
131023320303 is a deficient number, since it is larger than the sum of its proper divisors (48396001345).
131023320303 is a wasteful number, since it uses less digits than its factorization.
131023320303 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1180390313.
The product of its (nonzero) digits is 972, while the sum is 21.
Adding to 131023320303 its reverse (303023320131), we get a palindrome (434046640434).
The spelling of 131023320303 in words is "one hundred thirty-one billion, twenty-three million, three hundred twenty thousand, three hundred three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •