Base | Representation |
---|---|
bin | 100100011100110… |
… | …0001000100101110 |
3 | 10011020100201200012 |
4 | 1020321201010232 |
5 | 10001044142410 |
6 | 321205533222 |
7 | 42210434132 |
oct | 11071410456 |
9 | 3136321605 |
10 | 1223037230 |
11 | 578410a78 |
12 | 2a1714212 |
13 | 1664cc18c |
14 | b86093c2 |
15 | 7258b605 |
hex | 48e6112e |
1223037230 has 16 divisors (see below), whose sum is σ = 2202354144. Its totient is φ = 489017760.
The previous prime is 1223037227. The next prime is 1223037253. The reversal of 1223037230 is 327303221.
It is a junction number, because it is equal to n+sod(n) for n = 1223037196 and 1223037205.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2879 + ... + 49541.
It is an arithmetic number, because the mean of its divisors is an integer number (137647134).
Almost surely, 21223037230 is an apocalyptic number.
1223037230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1223037230 is a deficient number, since it is larger than the sum of its proper divisors (979316914).
1223037230 is a wasteful number, since it uses less digits than its factorization.
1223037230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 49291.
The product of its (nonzero) digits is 1512, while the sum is 23.
The square root of 1223037230 is about 34971.9491878849. The cubic root of 1223037230 is about 1069.4157085966.
The spelling of 1223037230 in words is "one billion, two hundred twenty-three million, thirty-seven thousand, two hundred thirty".
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