Base | Representation |
---|---|
bin | 1001001001000… |
… | …0000100111110 |
3 | 2200010211001110 |
4 | 2102100010332 |
5 | 34303321003 |
6 | 3445422450 |
7 | 643606104 |
oct | 222200476 |
9 | 80124043 |
10 | 38338878 |
11 | 1a706626 |
12 | 10a0aa26 |
13 | 7c34736 |
14 | 513dc74 |
15 | 3574a03 |
hex | 249013e |
38338878 has 16 divisors (see below), whose sum is σ = 79151616. Its totient is φ = 12367320.
The previous prime is 38338823. The next prime is 38338879. The reversal of 38338878 is 87883383.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38338879) 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, 102876 + ... + 103247.
It is an arithmetic number, because the mean of its divisors is an integer number (4946976).
Almost surely, 238338878 is an apocalyptic number.
38338878 is an abundant number, since it is smaller than the sum of its proper divisors (40812738).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38338878 is a wasteful number, since it uses less digits than its factorization.
38338878 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 206159.
The product of its digits is 774144, while the sum is 48.
The square root of 38338878 is about 6191.8396297062. The cubic root of 38338878 is about 337.1939700518.
The spelling of 38338878 in words is "thirty-eight million, three hundred thirty-eight thousand, eight hundred seventy-eight".
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