Base | Representation |
---|---|
bin | 1001010000101… |
… | …0011110101011 |
3 | 2201002021210020 |
4 | 2110022132223 |
5 | 34420341420 |
6 | 3504251523 |
7 | 651064560 |
oct | 224123653 |
9 | 81067706 |
10 | 38840235 |
11 | 1aa19275 |
12 | 11010ba3 |
13 | 807b9b5 |
14 | 5230867 |
15 | 3623340 |
hex | 250a7ab |
38840235 has 32 divisors (see below), whose sum is σ = 72095232. Its totient is φ = 17487360.
The previous prime is 38840233. The next prime is 38840267. The reversal of 38840235 is 53204883.
38840235 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 38840235 - 21 = 38840233 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 38840196 and 38840205.
It is not an unprimeable number, because it can be changed into a prime (38840233) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4275 + ... + 9795.
It is an arithmetic number, because the mean of its divisors is an integer number (2252976).
Almost surely, 238840235 is an apocalyptic number.
38840235 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
38840235 is a deficient number, since it is larger than the sum of its proper divisors (33254997).
38840235 is a wasteful number, since it uses less digits than its factorization.
38840235 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5603.
The product of its (nonzero) digits is 23040, while the sum is 33.
The square root of 38840235 is about 6232.1934340969. The cubic root of 38840235 is about 338.6574362543.
The spelling of 38840235 in words is "thirty-eight million, eight hundred forty thousand, two hundred thirty-five".
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