Base | Representation |
---|---|
bin | 11101110101101010011001… |
… | …001000111101000100000111 |
3 | 122012122120011000201202012111 |
4 | 131311222121020331010013 |
5 | 114200042042001221203 |
6 | 1143034404504401451 |
7 | 36433061342232265 |
oct | 3565523110750407 |
9 | 565576130652174 |
10 | 131231000023303 |
11 | 388a5833367694 |
12 | 12875544476287 |
13 | 582c05147c93b |
14 | 2459885887435 |
15 | 1028945a9626d |
hex | 775a9923d107 |
131231000023303 has 32 divisors (see below), whose sum is σ = 133342674043392. Its totient is φ = 129139980480000.
The previous prime is 131231000023229. The next prime is 131231000023373. The reversal of 131231000023303 is 303320000132131.
It is a cyclic number.
It is not a de Polignac number, because 131231000023303 - 217 = 131230999892231 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131231000023373) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22459521300 + ... + 22459527142.
It is an arithmetic number, because the mean of its divisors is an integer number (4166958563856).
Almost surely, 2131231000023303 is an apocalyptic number.
131231000023303 is a deficient number, since it is larger than the sum of its proper divisors (2111674020089).
131231000023303 is a wasteful number, since it uses less digits than its factorization.
131231000023303 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8215.
The product of its (nonzero) digits is 972, while the sum is 22.
Adding to 131231000023303 its reverse (303320000132131), we get a palindrome (434551000155434).
The spelling of 131231000023303 in words is "one hundred thirty-one trillion, two hundred thirty-one billion, twenty-three thousand, three hundred three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.084 sec. • engine limits •