Base | Representation |
---|---|
bin | 10100100010111111… |
… | …11101101011101111 |
3 | 1001110202210101000002 |
4 | 22101133331223233 |
5 | 140042414310111 |
6 | 5022332454515 |
7 | 540234016046 |
oct | 122137755357 |
9 | 31422711002 |
10 | 11031010031 |
11 | 4750799118 |
12 | 217a31a43b |
13 | 106a494292 |
14 | 76906355d |
15 | 44866763b |
hex | 2917fdaef |
11031010031 has 8 divisors (see below), whose sum is σ = 11951519184. Its totient is φ = 10140681600.
The previous prime is 11031010009. The next prime is 11031010033. The reversal of 11031010031 is 13001013011.
It is a happy number.
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 11031010031 - 210 = 11031009007 is a prime.
It is a super-2 number, since 2×110310100312 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 11031009994 and 11031010021.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11031010033) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7544420 + ... + 7545881.
It is an arithmetic number, because the mean of its divisors is an integer number (1493939898).
Almost surely, 211031010031 is an apocalyptic number.
11031010031 is a deficient number, since it is larger than the sum of its proper divisors (920509153).
11031010031 is a wasteful number, since it uses less digits than its factorization.
11031010031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15090361.
The product of its (nonzero) digits is 9, while the sum is 11.
Adding to 11031010031 its reverse (13001013011), we get a palindrome (24032023042).
The spelling of 11031010031 in words is "eleven billion, thirty-one million, ten thousand, thirty-one".
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