| Base | Representation |
|---|---|
| bin | 100010000100100… |
| … | …0101111110000000 |
| 3 | 2221200012022211000 |
| 4 | 1010021011332000 |
| 5 | 4320132000212 |
| 6 | 305235252000 |
| 7 | 40221221664 |
| oct | 10411057600 |
| 9 | 2850168730 |
| 10 | 1143234432 |
| 11 | 537364a4a |
| 12 | 27aa4a000 |
| 13 | 152b0a7a2 |
| 14 | abb948a4 |
| 15 | 6a5761dc |
| hex | 44245f80 |
1143234432 has 128 divisors (see below), whose sum is σ = 3388644000. Its totient is φ = 379441152.
The previous prime is 1143234409. The next prime is 1143234457. The reversal of 1143234432 is 2344323411.
It is a tau number, because it is divible by the number of its divisors (128).
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a nude number because it is divisible by every one of its digits.
It is a junction number, because it is equal to n+sod(n) for n = 1143234396 and 1143234405.
It is a congruent number.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 1012044 + ... + 1013172.
Almost surely, 21143234432 is an apocalyptic number.
1143234432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1143234432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1694322000).
1143234432 is an abundant number, since it is smaller than the sum of its proper divisors (2245409568).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1143234432 is a wasteful number, since it uses less digits than its factorization.
1143234432 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1445 (or 1427 counting only the distinct ones).
The product of its digits is 6912, while the sum is 27.
The square root of 1143234432 is about 33811.7499103492. The cubic root of 1143234432 is about 1045.6309558507.
Adding to 1143234432 its reverse (2344323411), we get a palindrome (3487557843).
The spelling of 1143234432 in words is "one billion, one hundred forty-three million, two hundred thirty-four thousand, four hundred thirty-two".
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