Base | Representation |
---|---|
bin | 1000010100101010… |
… | …0101000101000000 |
3 | 12202200221020002112 |
4 | 2011022211011000 |
5 | 14033420034130 |
6 | 1005405234452 |
7 | 106235621363 |
oct | 20512450500 |
9 | 5680836075 |
10 | 2234143040 |
11 | a4712a808 |
12 | 524262a28 |
13 | 297b2733c |
14 | 172a080da |
15 | d1213495 |
hex | 852a5140 |
2234143040 has 28 divisors (see below), whose sum is σ = 5320053876. Its totient is φ = 893657088.
The previous prime is 2234142997. The next prime is 2234143049. The reversal of 2234143040 is 403414322.
It can be written as a sum of positive squares in 2 ways, for example, as 1611540736 + 622602304 = 40144^2 + 24952^2 .
It is a junction number, because it is equal to n+sod(n) for n = 2234142997 and 2234143015.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2234143049) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3490529 + ... + 3491168.
Almost surely, 22234143040 is an apocalyptic number.
2234143040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2234143040 is an abundant number, since it is smaller than the sum of its proper divisors (3085910836).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2234143040 is an equidigital number, since it uses as much as digits as its factorization.
2234143040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6981714 (or 6981704 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 23.
The square root of 2234143040 is about 47266.7223318901. The cubic root of 2234143040 is about 1307.2851415255.
Adding to 2234143040 its reverse (403414322), we get a palindrome (2637557362).
The spelling of 2234143040 in words is "two billion, two hundred thirty-four million, one hundred forty-three thousand, forty".
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