Base | Representation |
---|---|
bin | 1001001000100… |
… | …0101101110111 |
3 | 2200002021200202 |
4 | 2102020231313 |
5 | 34301334402 |
6 | 3445031115 |
7 | 643422152 |
oct | 222105567 |
9 | 80067622 |
10 | 38308727 |
11 | 1a695a06 |
12 | 109b549b |
13 | 7c23ab2 |
14 | 5132c99 |
15 | 356ab02 |
hex | 2488b77 |
38308727 has 6 divisors (see below), whose sum is σ = 39373488. Its totient is φ = 37272024.
The previous prime is 38308717. The next prime is 38308741. The reversal of 38308727 is 72780383.
38308727 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 38308727 - 26 = 38308663 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38308717) 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 5 ways as a sum of consecutive naturals, for example, 12623 + ... + 15360.
It is an arithmetic number, because the mean of its divisors is an integer number (6562248).
Almost surely, 238308727 is an apocalyptic number.
38308727 is a gapful number since it is divisible by the number (37) formed by its first and last digit.
38308727 is a deficient number, since it is larger than the sum of its proper divisors (1064761).
38308727 is an equidigital number, since it uses as much as digits as its factorization.
38308727 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28057 (or 28020 counting only the distinct ones).
The product of its (nonzero) digits is 56448, while the sum is 38.
The square root of 38308727 is about 6189.4044139966. The cubic root of 38308727 is about 337.1055532607.
The spelling of 38308727 in words is "thirty-eight million, three hundred eight thousand, seven hundred twenty-seven".
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