Base | Representation |
---|---|
bin | 10100111010110111… |
… | …10000000010000010 |
3 | 1001222201112201002101 |
4 | 22131123300002002 |
5 | 141000143412010 |
6 | 5054244141014 |
7 | 545214616666 |
oct | 123533600202 |
9 | 31881481071 |
10 | 11231232130 |
11 | 4843812a28 |
12 | 221539776a |
13 | 109cac86b1 |
14 | 7878a28a6 |
15 | 45b01773a |
hex | 29d6f0082 |
11231232130 has 8 divisors (see below), whose sum is σ = 20216217852. Its totient is φ = 4492492848.
The previous prime is 11231232127. The next prime is 11231232161. The reversal of 11231232130 is 3123213211.
It can be written as a sum of positive squares in 2 ways, for example, as 11087879401 + 143352729 = 105299^2 + 11973^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×112312321302 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 11231232098 and 11231232107.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 561561597 + ... + 561561616.
Almost surely, 211231232130 is an apocalyptic number.
11231232130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
11231232130 is a deficient number, since it is larger than the sum of its proper divisors (8984985722).
11231232130 is a wasteful number, since it uses less digits than its factorization.
11231232130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1123123220.
The product of its (nonzero) digits is 216, while the sum is 19.
Adding to 11231232130 its reverse (3123213211), we get a palindrome (14354445341).
The spelling of 11231232130 in words is "eleven billion, two hundred thirty-one million, two hundred thirty-two thousand, one hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •