Base | Representation |
---|---|
bin | 10100101011011000… |
… | …01101111010110011 |
3 | 1001122200010001101222 |
4 | 22111230031322303 |
5 | 140213420043443 |
6 | 5033324015255 |
7 | 542046520601 |
oct | 122554157263 |
9 | 31580101358 |
10 | 11101331123 |
11 | 4787459423 |
12 | 219999152b |
13 | 107bc15cac |
14 | 77452a871 |
15 | 44e908468 |
hex | 295b0deb3 |
11101331123 has 4 divisors (see below), whose sum is σ = 11106063480. Its totient is φ = 11096598768.
The previous prime is 11101331053. The next prime is 11101331147. The reversal of 11101331123 is 32113310111.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32113310111 = 104917 ⋅306083.
It is a cyclic number.
It is not a de Polignac number, because 11101331123 - 210 = 11101330099 is a prime.
It is a super-2 number, since 2×111013311232 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (11101331173) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2362658 + ... + 2367351.
It is an arithmetic number, because the mean of its divisors is an integer number (2776515870).
Almost surely, 211101331123 is an apocalyptic number.
11101331123 is a deficient number, since it is larger than the sum of its proper divisors (4732357).
11101331123 is an equidigital number, since it uses as much as digits as its factorization.
11101331123 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4732356.
The product of its (nonzero) digits is 54, while the sum is 17.
Adding to 11101331123 its reverse (32113310111), we get a palindrome (43214641234).
The spelling of 11101331123 in words is "eleven billion, one hundred one million, three hundred thirty-one thousand, one hundred twenty-three".
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