Base | Representation |
---|---|
bin | 100010000010101… |
… | …0000101111110000 |
3 | 2221121022021222211 |
4 | 1010011100233300 |
5 | 4314402330000 |
6 | 305201541504 |
7 | 40206536422 |
oct | 10405205760 |
9 | 2847267884 |
10 | 1142230000 |
11 | 53683933a |
12 | 27a644894 |
13 | 152848552 |
14 | ab9b2812 |
15 | 6a4287ba |
hex | 44150bf0 |
1142230000 has 100 divisors (see below), whose sum is σ = 2928562560. Its totient is φ = 429952000.
The previous prime is 1142229971. The next prime is 1142230007. The reversal of 1142230000 is 322411.
It is a tau number, because it is divible by the number of its divisors (100).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1142230007) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 166641 + ... + 173359.
Almost surely, 21142230000 is an apocalyptic number.
1142230000 is a gapful number since it is divisible by the number (10) 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 1142230000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1464281280).
1142230000 is an abundant number, since it is smaller than the sum of its proper divisors (1786332560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1142230000 is an equidigital number, since it uses as much as digits as its factorization.
1142230000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6764 (or 6743 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 13.
The square root of 1142230000 is about 33796.8933483538. The cubic root of 1142230000 is about 1045.3246398708.
Adding to 1142230000 its reverse (322411), we get a palindrome (1142552411).
The spelling of 1142230000 in words is "one billion, one hundred forty-two million, two hundred thirty thousand".
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