Base | Representation |
---|---|
bin | 10000010011001010010001 |
3 | 22001002011022 |
4 | 100103022101 |
5 | 2043212120 |
6 | 231325225 |
7 | 51214046 |
oct | 20231221 |
9 | 8032138 |
10 | 4272785 |
11 | 2459230 |
12 | 1520815 |
13 | b67a9a |
14 | 7d31cd |
15 | 596025 |
hex | 413291 |
4272785 has 8 divisors (see below), whose sum is σ = 5593536. Its totient is φ = 3107440.
The previous prime is 4272769. The next prime is 4272799. The reversal of 4272785 is 5872724.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 4272785 - 24 = 4272769 is a prime.
It is a d-powerful number, because it can be written as 44 + 2 + 72 + 221 + 72 + 87 + 57 .
It is a Duffinian number.
It is a Curzon 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, 38789 + ... + 38898.
It is an arithmetic number, because the mean of its divisors is an integer number (699192).
Almost surely, 24272785 is an apocalyptic number.
It is an amenable number.
4272785 is a deficient number, since it is larger than the sum of its proper divisors (1320751).
4272785 is a wasteful number, since it uses less digits than its factorization.
4272785 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 77703.
The product of its digits is 31360, while the sum is 35.
The square root of 4272785 is about 2067.0716001145. The cubic root of 4272785 is about 162.2695431440.
It can be divided in two parts, 42 and 72785, that added together give a palindrome (72827).
The spelling of 4272785 in words is "four million, two hundred seventy-two thousand, seven hundred eighty-five".
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