Base | Representation |
---|---|
bin | 11000010001011101… |
… | …10110011010010111 |
3 | 1020122011212202200121 |
4 | 30020232312122113 |
5 | 203142014313421 |
6 | 5553032052411 |
7 | 640634040031 |
oct | 141056663227 |
9 | 36564782617 |
10 | 13031401111 |
11 | 5587982593 |
12 | 2638234107 |
13 | 12c8a47641 |
14 | 8b89c0c51 |
15 | 5140a5d41 |
hex | 308bb6697 |
13031401111 has 8 divisors (see below), whose sum is σ = 14066880480. Its totient is φ = 12034996512.
The previous prime is 13031401079. The next prime is 13031401127. The reversal of 13031401111 is 11110413031.
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 13031401111 - 25 = 13031401079 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 (13031401811) 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, 9768000 + ... + 9769333.
It is an arithmetic number, because the mean of its divisors is an integer number (1758360060).
Almost surely, 213031401111 is an apocalyptic number.
13031401111 is a deficient number, since it is larger than the sum of its proper divisors (1035479369).
13031401111 is a wasteful number, since it uses less digits than its factorization.
13031401111 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19537385.
The product of its (nonzero) digits is 36, while the sum is 16.
Adding to 13031401111 its reverse (11110413031), we get a palindrome (24141814142).
The spelling of 13031401111 in words is "thirteen billion, thirty-one million, four hundred one thousand, one hundred eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •