Base | Representation |
---|---|
bin | 11010010111101… |
… | …010010110110100 |
3 | 1010211110210000010 |
4 | 122113222112310 |
5 | 1401224113140 |
6 | 111522220220 |
7 | 13651266204 |
oct | 3227522664 |
9 | 1124423003 |
10 | 442410420 |
11 | 207802551 |
12 | 1041b4670 |
13 | 7087031a |
14 | 42a84404 |
15 | 28c8e880 |
hex | 1a5ea5b4 |
442410420 has 24 divisors (see below), whose sum is σ = 1238749344. Its totient is φ = 117976096.
The previous prime is 442410413. The next prime is 442410427. The reversal of 442410420 is 24014244.
It is an interprime number because it is at equal distance from previous prime (442410413) and next prime (442410427).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (442410427) 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, 3686694 + ... + 3686813.
It is an arithmetic number, because the mean of its divisors is an integer number (51614556).
Almost surely, 2442410420 is an apocalyptic number.
It is an amenable number.
442410420 is an abundant number, since it is smaller than the sum of its proper divisors (796338924).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
442410420 is a wasteful number, since it uses less digits than its factorization.
442410420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7373519 (or 7373517 counting only the distinct ones).
The product of its (nonzero) digits is 1024, while the sum is 21.
The square root of 442410420 is about 21033.5546211286. The cubic root of 442410420 is about 761.9768594732.
Adding to 442410420 its reverse (24014244), we get a palindrome (466424664).
The spelling of 442410420 in words is "four hundred forty-two million, four hundred ten thousand, four hundred twenty".
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