Base | Representation |
---|---|
bin | 111101001101010110… |
… | …0101011101000101011 |
3 | 110120021120212112202210 |
4 | 1322122230223220223 |
5 | 4123144233020321 |
6 | 140215034100203 |
7 | 12332213106513 |
oct | 1723254535053 |
9 | 416246775683 |
10 | 131444423211 |
11 | 50821a4a722 |
12 | 2158457a663 |
13 | c51a20821a |
14 | 650d262843 |
15 | 3644a80b76 |
hex | 1e9ab2ba2b |
131444423211 has 8 divisors (see below), whose sum is σ = 175957475904. Its totient is φ = 87280493000.
The previous prime is 131444423197. The next prime is 131444423269. The reversal of 131444423211 is 112324444131.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 131444423211 - 215 = 131444390443 is a prime.
It is not an unprimeable number, because it can be changed into a prime (131444423611) 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, 87279741 + ... + 87281246.
It is an arithmetic number, because the mean of its divisors is an integer number (21994684488).
Almost surely, 2131444423211 is an apocalyptic number.
131444423211 is a deficient number, since it is larger than the sum of its proper divisors (44513052693).
131444423211 is a wasteful number, since it uses less digits than its factorization.
131444423211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 174561241.
The product of its digits is 9216, while the sum is 30.
Adding to 131444423211 its reverse (112324444131), we get a palindrome (243768867342).
The spelling of 131444423211 in words is "one hundred thirty-one billion, four hundred forty-four million, four hundred twenty-three thousand, two hundred eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.088 sec. • engine limits •