Base | Representation |
---|---|
bin | 100100011100101… |
… | …1000000111010100 |
3 | 10011020021212100000 |
4 | 1020321120013110 |
5 | 10001042004112 |
6 | 321205051300 |
7 | 42210222135 |
oct | 11071300724 |
9 | 3136255300 |
10 | 1223000532 |
11 | 578396446 |
12 | 2a16b6b30 |
13 | 1664b8570 |
14 | b85d9c8c |
15 | 725807dc |
hex | 48e581d4 |
1223000532 has 72 divisors (see below), whose sum is σ = 3452621536. Its totient is φ = 376303968.
The previous prime is 1223000509. The next prime is 1223000533. The reversal of 1223000532 is 2350003221.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1223000533) by changing a digit.
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 23 ways as a sum of consecutive naturals, for example, 35758 + ... + 61029.
Almost surely, 21223000532 is an apocalyptic number.
1223000532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1223000532 is an abundant number, since it is smaller than the sum of its proper divisors (2229621004).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1223000532 is a wasteful number, since it uses less digits than its factorization.
1223000532 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 96819 (or 96805 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 18.
The square root of 1223000532 is about 34971.4245063023. The cubic root of 1223000532 is about 1069.4050123264.
Adding to 1223000532 its reverse (2350003221), we get a palindrome (3573003753).
The spelling of 1223000532 in words is "one billion, two hundred twenty-three million, five hundred thirty-two", and thus it is an aban number.
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