Base | Representation |
---|---|
bin | 11010011000111… |
… | …000011001100000 |
3 | 1010212002000111101 |
4 | 122120320121200 |
5 | 1401314330310 |
6 | 111533124144 |
7 | 13654100152 |
oct | 3230703140 |
9 | 1125060441 |
10 | 442730080 |
11 | 207a00731 |
12 | 104329654 |
13 | 70952980 |
14 | 42b28ad2 |
15 | 28d0443a |
hex | 1a638660 |
442730080 has 48 divisors (see below), whose sum is σ = 1126412784. Its totient is φ = 163468800.
The previous prime is 442730063. The next prime is 442730081. The reversal of 442730080 is 80037244.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (442730081) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104346 + ... + 108505.
It is an arithmetic number, because the mean of its divisors is an integer number (23466933).
Almost surely, 2442730080 is an apocalyptic number.
442730080 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
442730080 is an abundant number, since it is smaller than the sum of its proper divisors (683682704).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
442730080 is a wasteful number, since it uses less digits than its factorization.
442730080 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 212879 (or 212871 counting only the distinct ones).
The product of its (nonzero) digits is 5376, while the sum is 28.
The square root of 442730080 is about 21041.1520597138. The cubic root of 442730080 is about 762.1603353223.
The spelling of 442730080 in words is "four hundred forty-two million, seven hundred thirty thousand, eighty".
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