Base | Representation |
---|---|
bin | 11101110111000000010111… |
… | …010000110000011110100011 |
3 | 122012222101102021211020201002 |
4 | 131313000113100300132203 |
5 | 114203100114414430311 |
6 | 1143145032414302215 |
7 | 36442540023566405 |
oct | 3567002720603643 |
9 | 565871367736632 |
10 | 131323310311331 |
11 | 389309a3096326 |
12 | 1288b406ab796b |
13 | 5837972b09a48 |
14 | 2460121530b75 |
15 | 102b049b7793b |
hex | 7770174307a3 |
131323310311331 has 8 divisors (see below), whose sum is σ = 134877934167600. Its totient is φ = 127768967781408.
The previous prime is 131323310311267. The next prime is 131323310311381. The reversal of 131323310311331 is 133113013323131.
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 131323310311331 - 26 = 131323310311267 is a prime.
It is a super-2 number, since 2×1313233103113312 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 131323310311294 and 131323310311303.
It is not an unprimeable number, because it can be changed into a prime (131323310311381) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69385181 + ... + 71252718.
It is an arithmetic number, because the mean of its divisors is an integer number (16859741770950).
Almost surely, 2131323310311331 is an apocalyptic number.
131323310311331 is a deficient number, since it is larger than the sum of its proper divisors (3554623856269).
131323310311331 is a wasteful number, since it uses less digits than its factorization.
131323310311331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 140663173.
The product of its (nonzero) digits is 4374, while the sum is 29.
Adding to 131323310311331 its reverse (133113013323131), we get a palindrome (264436323634462).
The spelling of 131323310311331 in words is "one hundred thirty-one trillion, three hundred twenty-three billion, three hundred ten million, three hundred eleven thousand, three hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.083 sec. • engine limits •