Base | Representation |
---|---|
bin | 11101000101110… |
… | …00001011010100 |
3 | 122000011201000200 |
4 | 32202320023110 |
5 | 444432232040 |
6 | 40114140500 |
7 | 6022112202 |
oct | 1642701324 |
9 | 560151020 |
10 | 244024020 |
11 | 115821949 |
12 | 69881730 |
13 | 3b72c616 |
14 | 245a2072 |
15 | 16653630 |
hex | e8b82d4 |
244024020 has 72 divisors (see below), whose sum is σ = 772402176. Its totient is φ = 62242752.
The previous prime is 244024013. The next prime is 244024021. The reversal of 244024020 is 20420442.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 244023984 and 244024002.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (244024021) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25332 + ... + 33611.
It is an arithmetic number, because the mean of its divisors is an integer number (10727808).
Almost surely, 2244024020 is an apocalyptic number.
244024020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
244024020 is an abundant number, since it is smaller than the sum of its proper divisors (528378156).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
244024020 is a wasteful number, since it uses less digits than its factorization.
244024020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 58981 (or 58976 counting only the distinct ones).
The product of its (nonzero) digits is 512, while the sum is 18.
The square root of 244024020 is about 15621.2681943561. The cubic root of 244024020 is about 624.9004812211.
Adding to 244024020 its reverse (20420442), we get a palindrome (264444462).
The spelling of 244024020 in words is "two hundred forty-four million, twenty-four thousand, twenty".
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