Base | Representation |
---|---|
bin | 110001111100111… |
… | …111010010000010 |
3 | 2011101222102212110 |
4 | 301330333102002 |
5 | 3204021241201 |
6 | 215054440150 |
7 | 26524326633 |
oct | 6174772202 |
9 | 2141872773 |
10 | 838071426 |
11 | 3a0084515 |
12 | 1b4803056 |
13 | 10482296a |
14 | 7d43988a |
15 | 4d8976d6 |
hex | 31f3f482 |
838071426 has 8 divisors (see below), whose sum is σ = 1676142864. Its totient is φ = 279357140.
The previous prime is 838071397. The next prime is 838071431. The reversal of 838071426 is 624170838.
It is a sphenic number, since it is the product of 3 distinct primes.
838071426 is an admirable number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69839280 + ... + 69839291.
It is an arithmetic number, because the mean of its divisors is an integer number (209517858).
Almost surely, 2838071426 is an apocalyptic number.
838071426 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
838071426 is a wasteful number, since it uses less digits than its factorization.
838071426 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 139678576.
The product of its (nonzero) digits is 64512, while the sum is 39.
The square root of 838071426 is about 28949.4633110875. The cubic root of 838071426 is about 942.8161457512.
The spelling of 838071426 in words is "eight hundred thirty-eight million, seventy-one thousand, four hundred twenty-six".
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