Base | Representation |
---|---|
bin | 1001000111111… |
… | …1111011100011 |
3 | 2200000110022212 |
4 | 2101333323203 |
5 | 34244211424 |
6 | 3444152335 |
7 | 643212221 |
oct | 221777343 |
9 | 80013285 |
10 | 38272739 |
11 | 1a67096a |
12 | 109986ab |
13 | 7c105bb |
14 | 5123b11 |
15 | 356010e |
hex | 247fee3 |
38272739 has 2 divisors, whose sum is σ = 38272740. Its totient is φ = 38272738.
The previous prime is 38272727. The next prime is 38272757. The reversal of 38272739 is 93727283.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 38272739 - 220 = 37224163 is a prime.
It is a Chen prime.
It is a junction number, because it is equal to n+sod(n) for n = 38272696 and 38272705.
It is not a weakly prime, because it can be changed into another prime (38272789) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19136369 + 19136370.
It is an arithmetic number, because the mean of its divisors is an integer number (19136370).
Almost surely, 238272739 is an apocalyptic number.
38272739 is a deficient number, since it is larger than the sum of its proper divisors (1).
38272739 is an equidigital number, since it uses as much as digits as its factorization.
38272739 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 127008, while the sum is 41.
The square root of 38272739 is about 6186.4965044846. The cubic root of 38272739 is about 336.9999589090. Note that the first 4 decimals are identical.
The spelling of 38272739 in words is "thirty-eight million, two hundred seventy-two thousand, seven hundred thirty-nine".
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