Base | Representation |
---|---|
bin | 11101001000100… |
… | …10010000111100 |
3 | 122000212110012100 |
4 | 32210102100330 |
5 | 1000031034040 |
6 | 40130105100 |
7 | 6025210044 |
oct | 1644222074 |
9 | 560773170 |
10 | 244393020 |
11 | 115a54103 |
12 | 69a1b190 |
13 | 3b82b571 |
14 | 2465a724 |
15 | 166c7b30 |
hex | e91243c |
244393020 has 72 divisors (see below), whose sum is σ = 784942704. Its totient is φ = 61337088.
The previous prime is 244392989. The next prime is 244393027. The reversal of 244393020 is 20393442.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (244393027) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36874 + ... + 42993.
It is an arithmetic number, because the mean of its divisors is an integer number (10901982).
Almost surely, 2244393020 is an apocalyptic number.
244393020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
244393020 is an abundant number, since it is smaller than the sum of its proper divisors (540549684).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
244393020 is a wasteful number, since it uses less digits than its factorization.
244393020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 79899 (or 79894 counting only the distinct ones).
The product of its (nonzero) digits is 5184, while the sum is 27.
The square root of 244393020 is about 15633.0745536507. The cubic root of 244393020 is about 625.2153028896.
The spelling of 244393020 in words is "two hundred forty-four million, three hundred ninety-three thousand, twenty".
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