Base | Representation |
---|---|
bin | 11100101000111000110 |
3 | 1202200021222 |
4 | 3211013012 |
5 | 220012223 |
6 | 32040342 |
7 | 10655654 |
oct | 3450706 |
9 | 1680258 |
10 | 938438 |
11 | 591076 |
12 | 3930b2 |
13 | 26b1b7 |
14 | 1a5dd4 |
15 | 1380c8 |
hex | e51c6 |
938438 has 4 divisors (see below), whose sum is σ = 1407660. Its totient is φ = 469218.
The previous prime is 938437. The next prime is 938447. The reversal of 938438 is 834839.
938438 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 834839 = 233 ⋅3583.
It is a junction number, because it is equal to n+sod(n) for n = 938398 and 938407.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 938438.
It is not an unprimeable number, because it can be changed into a prime (938437) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 234608 + ... + 234611.
It is an arithmetic number, because the mean of its divisors is an integer number (351915).
2938438 is an apocalyptic number.
938438 is a deficient number, since it is larger than the sum of its proper divisors (469222).
938438 is a wasteful number, since it uses less digits than its factorization.
938438 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 469221.
The product of its digits is 20736, while the sum is 35.
The square root of 938438 is about 968.7300965697. The cubic root of 938438 is about 97.9043214455.
The spelling of 938438 in words is "nine hundred thirty-eight thousand, four hundred thirty-eight".
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