Base | Representation |
---|---|
bin | 1110000111000110010000… |
… | …00111010010101101001101 |
3 | 11001212110101001211002020101 |
4 | 13003203020013102231031 |
5 | 13031344322440214013 |
6 | 145555024432051101 |
7 | 6351600211305613 |
oct | 703431007225515 |
9 | 131773331732211 |
10 | 31030201101133 |
11 | 998391a625263 |
12 | 3591a3b693a91 |
13 | 144119b651420 |
14 | 793c268296b3 |
15 | 38c277b3e8dd |
hex | 1c38c81d2b4d |
31030201101133 has 16 divisors (see below), whose sum is σ = 35329543244800. Its totient is φ = 27017225766720.
The previous prime is 31030201101073. The next prime is 31030201101143. The reversal of 31030201101133 is 33110110203013.
It is a de Polignac number, because none of the positive numbers 2k-31030201101133 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (19).
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 31030201101133.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31030201101143) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 274241133 + ... + 274354258.
It is an arithmetic number, because the mean of its divisors is an integer number (2208096452800).
Almost surely, 231030201101133 is an apocalyptic number.
It is an amenable number.
31030201101133 is a deficient number, since it is larger than the sum of its proper divisors (4299342143667).
31030201101133 is a wasteful number, since it uses less digits than its factorization.
31030201101133 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 548595652.
The product of its (nonzero) digits is 162, while the sum is 19.
Adding to 31030201101133 its reverse (33110110203013), we get a palindrome (64140311304146).
The spelling of 31030201101133 in words is "thirty-one trillion, thirty billion, two hundred one million, one hundred one thousand, one hundred thirty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •