Base | Representation |
---|---|
bin | 1000010100011100… |
… | …1001001101001000 |
3 | 12202122020110200222 |
4 | 2011013021031020 |
5 | 14033202224230 |
6 | 1005334045212 |
7 | 106225150622 |
oct | 20507111510 |
9 | 5678213628 |
10 | 2233242440 |
11 | a46675110 |
12 | 523aa9808 |
13 | 2978a0440 |
14 | 172851c12 |
15 | d10d66e5 |
hex | 851c9348 |
2233242440 has 128 divisors (see below), whose sum is σ = 6107270400. Its totient is φ = 723717120.
The previous prime is 2233242421. The next prime is 2233242443. The reversal of 2233242440 is 442423322.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (26).
It is not an unprimeable number, because it can be changed into a prime (2233242443) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 159149 + ... + 172611.
It is an arithmetic number, because the mean of its divisors is an integer number (47713050).
Almost surely, 22233242440 is an apocalyptic number.
2233242440 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 2233242440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3053635200).
2233242440 is an abundant number, since it is smaller than the sum of its proper divisors (3874027960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2233242440 is a wasteful number, since it uses less digits than its factorization.
2233242440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13527 (or 13523 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 26.
The square root of 2233242440 is about 47257.1945845286. The cubic root of 2233242440 is about 1307.1094590660.
Adding to 2233242440 its reverse (442423322), we get a palindrome (2675665762).
The spelling of 2233242440 in words is "two billion, two hundred thirty-three million, two hundred forty-two thousand, four hundred forty".
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