Base | Representation |
---|---|
bin | 100101000001100… |
… | …0000101111001000 |
3 | 10012120121112221020 |
4 | 1022003000233020 |
5 | 10021012202212 |
6 | 323134512440 |
7 | 42533255616 |
oct | 11203005710 |
9 | 3176545836 |
10 | 1242303432 |
11 | 58827aa57 |
12 | 2a8065720 |
13 | 16a4b65b6 |
14 | badc26b6 |
15 | 740e4d8c |
hex | 4a0c0bc8 |
1242303432 has 32 divisors (see below), whose sum is σ = 3106810080. Its totient is φ = 413960960.
The previous prime is 1242303431. The next prime is 1242303463. The reversal of 1242303432 is 2343032421.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is not an unprimeable number, because it can be changed into a prime (1242303431) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83383 + ... + 97145.
It is an arithmetic number, because the mean of its divisors is an integer number (97087815).
Almost surely, 21242303432 is an apocalyptic number.
1242303432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1242303432 is an abundant number, since it is smaller than the sum of its proper divisors (1864506648).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1242303432 is a wasteful number, since it uses less digits than its factorization.
1242303432 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17533 (or 17529 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 24.
The square root of 1242303432 is about 35246.3250850355. The cubic root of 1242303432 is about 1075.0018913253.
Adding to 1242303432 its reverse (2343032421), we get a palindrome (3585335853).
The spelling of 1242303432 in words is "one billion, two hundred forty-two million, three hundred three thousand, four hundred thirty-two".
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