Base | Representation |
---|---|
bin | 11010001001110… |
… | …111111100000110 |
3 | 1010120200011000010 |
4 | 122021313330012 |
5 | 1344312433123 |
6 | 111312531050 |
7 | 13605463512 |
oct | 3211677406 |
9 | 1116604003 |
10 | 438796038 |
11 | 205763a5a |
12 | 102b50a86 |
13 | 6cba6135 |
14 | 423c3142 |
15 | 287c8993 |
hex | 1a277f06 |
438796038 has 16 divisors (see below), whose sum is σ = 880932096. Its totient is φ = 145708680.
The previous prime is 438796031. The next prime is 438796069. The reversal of 438796038 is 830697834.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (438796031) 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, 137458 + ... + 140613.
It is an arithmetic number, because the mean of its divisors is an integer number (55058256).
Almost surely, 2438796038 is an apocalyptic number.
438796038 is an abundant number, since it is smaller than the sum of its proper divisors (442136058).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
438796038 is a wasteful number, since it uses less digits than its factorization.
438796038 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 278339.
The product of its (nonzero) digits is 870912, while the sum is 48.
The square root of 438796038 is about 20947.4589867124. The cubic root of 438796038 is about 759.8961296180.
The spelling of 438796038 in words is "four hundred thirty-eight million, seven hundred ninety-six thousand, thirty-eight".
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