Base | Representation |
---|---|
bin | 100100011100110… |
… | …1011110001111100 |
3 | 10011020102221211102 |
4 | 1020321223301330 |
5 | 10001102043314 |
6 | 321210512232 |
7 | 42211006031 |
oct | 11071536174 |
9 | 3136387742 |
10 | 1223081084 |
11 | 578440a15 |
12 | 2a1735678 |
13 | 166516124 |
14 | b861b388 |
15 | 725995de |
hex | 48e6bc7c |
1223081084 has 6 divisors (see below), whose sum is σ = 2140391904. Its totient is φ = 611540540.
The previous prime is 1223081059. The next prime is 1223081089. The reversal of 1223081084 is 4801803221.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1223081089) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 152885132 + ... + 152885139.
It is an arithmetic number, because the mean of its divisors is an integer number (356731984).
Almost surely, 21223081084 is an apocalyptic number.
It is an amenable number.
1223081084 is a deficient number, since it is larger than the sum of its proper divisors (917310820).
1223081084 is a wasteful number, since it uses less digits than its factorization.
1223081084 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 305770275 (or 305770273 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 29.
The square root of 1223081084 is about 34972.5761704796. The cubic root of 1223081084 is about 1069.4284903269.
The spelling of 1223081084 in words is "one billion, two hundred twenty-three million, eighty-one thousand, eighty-four".
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