Base | Representation |
---|---|
bin | 110011010001111011… |
… | …1100000111000100101 |
3 | 101112020200122102110102 |
4 | 1212203313200320211 |
5 | 3301013043434341 |
6 | 122331235033445 |
7 | 10645650431042 |
oct | 1464367407045 |
9 | 345220572412 |
10 | 110123421221 |
11 | 42780889320 |
12 | 1941413b885 |
13 | a4ccc51108 |
14 | 54897501c9 |
15 | 2ce7d76c9b |
hex | 19a3de0e25 |
110123421221 has 8 divisors (see below), whose sum is σ = 120140639424. Its totient is φ = 100107202720.
The previous prime is 110123421211. The next prime is 110123421227. The reversal of 110123421221 is 122124321011.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-110123421221 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 110123421193 and 110123421202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (110123421227) 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 7 ways as a sum of consecutive naturals, for example, 9536 + ... + 469401.
It is an arithmetic number, because the mean of its divisors is an integer number (15017579928).
Almost surely, 2110123421221 is an apocalyptic number.
110123421221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
110123421221 is a deficient number, since it is larger than the sum of its proper divisors (10017218203).
110123421221 is a wasteful number, since it uses less digits than its factorization.
110123421221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 499851.
The product of its (nonzero) digits is 192, while the sum is 20.
Adding to 110123421221 its reverse (122124321011), we get a palindrome (232247742232).
The spelling of 110123421221 in words is "one hundred ten billion, one hundred twenty-three million, four hundred twenty-one thousand, two hundred twenty-one".
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