Base | Representation |
---|---|
bin | 1110101001001000000001 |
3 | 21020000101101 |
4 | 32221020001 |
5 | 1440312330 |
6 | 214134401 |
7 | 44424601 |
oct | 16511001 |
9 | 7200341 |
10 | 3838465 |
11 | 2191994 |
12 | 1351401 |
13 | a451a7 |
14 | 71cc01 |
15 | 50c4ca |
hex | 3a9201 |
3838465 has 8 divisors (see below), whose sum is σ = 4619880. Its totient is φ = 3061632.
The previous prime is 3838441. The next prime is 3838477. The reversal of 3838465 is 5648383.
It can be written as a sum of positive squares in 4 ways, for example, as 1329409 + 2509056 = 1153^2 + 1584^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 3838465 - 25 = 3838433 is a prime.
3838465 is a lucky number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1107 + ... + 2983.
It is an arithmetic number, because the mean of its divisors is an integer number (577485).
Almost surely, 23838465 is an apocalyptic number.
It is an amenable number.
3838465 is a deficient number, since it is larger than the sum of its proper divisors (781415).
3838465 is a wasteful number, since it uses less digits than its factorization.
3838465 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2291.
The product of its digits is 69120, while the sum is 37.
The square root of 3838465 is about 1959.2000918742. The cubic root of 3838465 is about 156.5738371651.
It can be divided in two parts, 38 and 38465, that added together give a triangular number (38503 = T277).
The spelling of 3838465 in words is "three million, eight hundred thirty-eight thousand, four hundred sixty-five".
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