Base | Representation |
---|---|
bin | 1001000111100… |
… | …1111100001101 |
3 | 2122222012200012 |
4 | 2101321330031 |
5 | 34242420310 |
6 | 3443443005 |
7 | 643050542 |
oct | 221717415 |
9 | 78865605 |
10 | 38248205 |
11 | 1a654496 |
12 | 10986465 |
13 | 7c02398 |
14 | 5118bc9 |
15 | 3557c05 |
hex | 2479f0d |
38248205 has 4 divisors (see below), whose sum is σ = 45897852. Its totient is φ = 30598560.
The previous prime is 38248193. The next prime is 38248211. The reversal of 38248205 is 50284283.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 28526281 + 9721924 = 5341^2 + 3118^2 .
It is not a de Polignac number, because 38248205 - 28 = 38247949 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3824816 + ... + 3824825.
It is an arithmetic number, because the mean of its divisors is an integer number (11474463).
Almost surely, 238248205 is an apocalyptic number.
It is an amenable number.
38248205 is a deficient number, since it is larger than the sum of its proper divisors (7649647).
38248205 is an equidigital number, since it uses as much as digits as its factorization.
38248205 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7649646.
The product of its (nonzero) digits is 15360, while the sum is 32.
The square root of 38248205 is about 6184.5133195750. The cubic root of 38248205 is about 336.9279344123.
The spelling of 38248205 in words is "thirty-eight million, two hundred forty-eight thousand, two hundred five".
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