Base | Representation |
---|---|
bin | 1001000101101… |
… | …1000110101000 |
3 | 2122201210102002 |
4 | 2101123012220 |
5 | 34224400041 |
6 | 3441030132 |
7 | 642013361 |
oct | 221330650 |
9 | 78653362 |
10 | 38121896 |
11 | 1a5785aa |
12 | 10925348 |
13 | 7b89a47 |
14 | 50c4b68 |
15 | 353059b |
hex | 245b1a8 |
38121896 has 16 divisors (see below), whose sum is σ = 71644500. Its totient is φ = 19016704.
The previous prime is 38121883. The next prime is 38121899. The reversal of 38121896 is 69812183.
It can be written as a sum of positive squares in 2 ways, for example, as 31516996 + 6604900 = 5614^2 + 2570^2 .
It is an alternating number because its digits alternate between odd and even.
It is not an unprimeable number, because it can be changed into a prime (38121899) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1715 + ... + 8898.
Almost surely, 238121896 is an apocalyptic number.
It is an amenable number.
38121896 is a deficient number, since it is larger than the sum of its proper divisors (33522604).
38121896 is a wasteful number, since it uses less digits than its factorization.
38121896 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11068 (or 11064 counting only the distinct ones).
The product of its digits is 20736, while the sum is 38.
The square root of 38121896 is about 6174.2931579250. The cubic root of 38121896 is about 336.5566406249.
The spelling of 38121896 in words is "thirty-eight million, one hundred twenty-one thousand, eight hundred ninety-six".
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