Base | Representation |
---|---|
bin | 100010000100100… |
… | …0111110111111000 |
3 | 2221200012201111220 |
4 | 1010021013313320 |
5 | 4320132222412 |
6 | 305235352040 |
7 | 40221253506 |
oct | 10411076770 |
9 | 2850181456 |
10 | 1143242232 |
11 | 53736a8a0 |
12 | 27aa52620 |
13 | 152b111c2 |
14 | abb97676 |
15 | 6a57868c |
hex | 44247df8 |
1143242232 has 64 divisors (see below), whose sum is σ = 3253512960. Its totient is φ = 331372800.
The previous prime is 1143242207. The next prime is 1143242251. The reversal of 1143242232 is 2322423411.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a nude number because it is divisible by every one of its digits.
It is a congruent number.
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, 88069 + ... + 100212.
It is an arithmetic number, because the mean of its divisors is an integer number (50836140).
Almost surely, 21143242232 is an apocalyptic number.
1143242232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1143242232 is an abundant number, since it is smaller than the sum of its proper divisors (2110270728).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1143242232 is a wasteful number, since it uses less digits than its factorization.
1143242232 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 188324 (or 188320 counting only the distinct ones).
The product of its digits is 2304, while the sum is 24.
The square root of 1143242232 is about 33811.8652546706. The cubic root of 1143242232 is about 1045.6333338707.
Adding to 1143242232 its reverse (2322423411), we get a palindrome (3465665643).
The spelling of 1143242232 in words is "one billion, one hundred forty-three million, two hundred forty-two thousand, two hundred thirty-two".
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