Base | Representation |
---|---|
bin | 1011111011111011111100… |
… | …0110000111110110000101 |
3 | 1201110200012012110222101100 |
4 | 2332332333012013312011 |
5 | 3210012112233030113 |
6 | 43525122352250313 |
7 | 2523126106024452 |
oct | 276767706076605 |
9 | 51420165428340 |
10 | 13124331142533 |
11 | 41aaaa7863356 |
12 | 157b6bbb40999 |
13 | 742808277000 |
14 | 335314680829 |
15 | 17b5d99c3d73 |
hex | befbf187d85 |
13124331142533 has 96 divisors (see below), whose sum is σ = 20991695961600. Its totient is φ = 7897766557824.
The previous prime is 13124331142511. The next prime is 13124331142567. The reversal of 13124331142533 is 33524113342131.
13124331142533 is a `hidden beast` number, since 1 + 3 + 1 + 2 + 4 + 3 + 3 + 114 + 2 + 533 = 666.
It is not a de Polignac number, because 13124331142533 - 26 = 13124331142469 is a prime.
It is a super-2 number, since 2×131243311425332 (a number of 27 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13124331142583) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1186750158 + ... + 1186761216.
It is an arithmetic number, because the mean of its divisors is an integer number (218663499600).
Almost surely, 213124331142533 is an apocalyptic number.
13124331142533 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
13124331142533 is a deficient number, since it is larger than the sum of its proper divisors (7867364819067).
13124331142533 is a wasteful number, since it uses less digits than its factorization.
13124331142533 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12428 (or 12399 counting only the distinct ones).
The product of its digits is 77760, while the sum is 36.
Adding to 13124331142533 its reverse (33524113342131), we get a palindrome (46648444484664).
The spelling of 13124331142533 in words is "thirteen trillion, one hundred twenty-four billion, three hundred thirty-one million, one hundred forty-two thousand, five hundred thirty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •