Base | Representation |
---|---|
bin | 10100111010111111… |
… | …00100001001011111 |
3 | 1001222210102111200202 |
4 | 22131133210021133 |
5 | 141000422411111 |
6 | 5054321414115 |
7 | 545226253106 |
oct | 123537441137 |
9 | 31883374622 |
10 | 11232232031 |
11 | 4844336199 |
12 | 221579a33b |
13 | 10a0088857 |
14 | 787a8303d |
15 | 45b163b3b |
hex | 29d7e425f |
11232232031 has 4 divisors (see below), whose sum is σ = 11275937472. Its totient is φ = 11188526592.
The previous prime is 11232232009. The next prime is 11232232049. The reversal of 11232232031 is 13023223211.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13023223211 = 41519 ⋅313669.
It is a cyclic number.
It is not a de Polignac number, because 11232232031 - 230 = 10158490207 is a prime.
It is a super-2 number, since 2×112322320312 (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 = 11232231994 and 11232232012.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11232235031) 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, 21852335 + ... + 21852848.
It is an arithmetic number, because the mean of its divisors is an integer number (2818984368).
Almost surely, 211232232031 is an apocalyptic number.
11232232031 is a deficient number, since it is larger than the sum of its proper divisors (43705441).
11232232031 is an equidigital number, since it uses as much as digits as its factorization.
11232232031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 43705440.
The product of its (nonzero) digits is 432, while the sum is 20.
Adding to 11232232031 its reverse (13023223211), we get a palindrome (24255455242).
The spelling of 11232232031 in words is "eleven billion, two hundred thirty-two million, two hundred thirty-two thousand, thirty-one".
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