Base | Representation |
---|---|
bin | 100100011100101… |
… | …1101011000110010 |
3 | 10011020022221221221 |
4 | 1020321131120302 |
5 | 10001043202010 |
6 | 321205335254 |
7 | 42210342121 |
oct | 11071353062 |
9 | 3136287857 |
10 | 1223022130 |
11 | 5784006a0 |
12 | 2a170752a |
13 | 1664c5345 |
14 | b8603ab8 |
15 | 72586dda |
hex | 48e5d632 |
1223022130 has 32 divisors (see below), whose sum is σ = 2425370688. Its totient is φ = 440328000.
The previous prime is 1223022121. The next prime is 1223022149. The reversal of 1223022130 is 312203221.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43932 + ... + 66151.
It is an arithmetic number, because the mean of its divisors is an integer number (75792834).
Almost surely, 21223022130 is an apocalyptic number.
1223022130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1223022130 is a deficient number, since it is larger than the sum of its proper divisors (1202348558).
1223022130 is a wasteful number, since it uses less digits than its factorization.
1223022130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 110202.
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 1223022130 is about 34971.7332999095. The cubic root of 1223022130 is about 1069.4113074650.
Adding to 1223022130 its reverse (312203221), we get a palindrome (1535225351).
The spelling of 1223022130 in words is "one billion, two hundred twenty-three million, twenty-two thousand, one hundred thirty".
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