Base | Representation |
---|---|
bin | 100100011100110… |
… | …0010000001001101 |
3 | 10011020100220222120 |
4 | 1020321202001031 |
5 | 10001044303401 |
6 | 321210003153 |
7 | 42210451332 |
oct | 11071420115 |
9 | 3136326876 |
10 | 1223041101 |
11 | 578413977 |
12 | 2a17164b9 |
13 | 166500b79 |
14 | b860a989 |
15 | 7258c836 |
hex | 48e6204d |
1223041101 has 16 divisors (see below), whose sum is σ = 1655106048. Its totient is φ = 803188400.
The previous prime is 1223041093. The next prime is 1223041103. The reversal of 1223041101 is 1011403221.
It is a cyclic number.
It is not a de Polignac number, because 1223041101 - 23 = 1223041093 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1223041103) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 404686 + ... + 407696.
It is an arithmetic number, because the mean of its divisors is an integer number (103444128).
Almost surely, 21223041101 is an apocalyptic number.
It is an amenable number.
1223041101 is a deficient number, since it is larger than the sum of its proper divisors (432064947).
1223041101 is a wasteful number, since it uses less digits than its factorization.
1223041101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4992.
The product of its (nonzero) digits is 48, while the sum is 15.
The square root of 1223041101 is about 34972.0045321969. The cubic root of 1223041101 is about 1069.4168368544.
Adding to 1223041101 its reverse (1011403221), we get a palindrome (2234444322).
The spelling of 1223041101 in words is "one billion, two hundred twenty-three million, forty-one thousand, one hundred one".
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