Base | Representation |
---|---|
bin | 111111110111100… |
… | …1000111010010100 |
3 | 12112100112220201122 |
4 | 1333233020322110 |
5 | 13342111014300 |
6 | 552353143112 |
7 | 104051512061 |
oct | 17757107224 |
9 | 5470486648 |
10 | 2143063700 |
11 | 9aa781528 |
12 | 4b985aa98 |
13 | 281cb803b |
14 | 164899c68 |
15 | c8221c85 |
hex | 7fbc8e94 |
2143063700 has 72 divisors (see below), whose sum is σ = 4774111104. Its totient is φ = 834624000.
The previous prime is 2143063691. The next prime is 2143063729. The reversal of 2143063700 is 73603412.
It is a self number, because there is not a number n which added to its sum of digits gives 2143063700.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 990620 + ... + 992780.
Almost surely, 22143063700 is an apocalyptic number.
2143063700 is a gapful number since it is divisible by the number (20) 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 2143063700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2387055552).
2143063700 is an abundant number, since it is smaller than the sum of its proper divisors (2631047404).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2143063700 is a wasteful number, since it uses less digits than its factorization.
2143063700 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2433 (or 2426 counting only the distinct ones).
The product of its (nonzero) digits is 3024, while the sum is 26.
The square root of 2143063700 is about 46293.2360070021. The cubic root of 2143063700 is about 1289.2734125147.
The spelling of 2143063700 in words is "two billion, one hundred forty-three million, sixty-three thousand, seven hundred".
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