Base | Representation |
---|---|
bin | 1011111101000011000001… |
… | …1111010100010111101111 |
3 | 1201112111110002012020012121 |
4 | 2333100300133110113233 |
5 | 3210320202320121111 |
6 | 43542000100213411 |
7 | 2524403015631625 |
oct | 277206037242757 |
9 | 51474402166177 |
10 | 13143413442031 |
11 | 42080aa270404 |
12 | 158334669a267 |
13 | 74455979b6a2 |
14 | 336204b1d515 |
15 | 17bd54db8871 |
hex | bf4307d45ef |
13143413442031 has 4 divisors (see below), whose sum is σ = 13143433568200. Its totient is φ = 13143393315864.
The previous prime is 13143413441989. The next prime is 13143413442053. The reversal of 13143413442031 is 13024431434131.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 13143413442031 - 27 = 13143413441903 is a prime.
It is a super-2 number, since 2×131434134420312 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13143413442431) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9049476 + ... + 10400953.
It is an arithmetic number, because the mean of its divisors is an integer number (3285858392050).
Almost surely, 213143413442031 is an apocalyptic number.
13143413442031 is a deficient number, since it is larger than the sum of its proper divisors (20126169).
13143413442031 is an equidigital number, since it uses as much as digits as its factorization.
13143413442031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20126168.
The product of its (nonzero) digits is 41472, while the sum is 34.
Adding to 13143413442031 its reverse (13024431434131), we get a palindrome (26167844876162).
The spelling of 13143413442031 in words is "thirteen trillion, one hundred forty-three billion, four hundred thirteen million, four hundred forty-two thousand, thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.108 sec. • engine limits •