Base | Representation |
---|---|
bin | 11101001101111… |
… | …01010111010001 |
3 | 122002012001112200 |
4 | 32212331113101 |
5 | 1000221000331 |
6 | 40153113413 |
7 | 6034156206 |
oct | 1646752721 |
9 | 562161480 |
10 | 245093841 |
11 | 1163926a3 |
12 | 6a0b8869 |
13 | 3ba15555 |
14 | 2479dcad |
15 | 167b55e6 |
hex | e9bd5d1 |
245093841 has 6 divisors (see below), whose sum is σ = 354024450. Its totient is φ = 163395888.
The previous prime is 245093837. The next prime is 245093869. The reversal of 245093841 is 148390542.
It can be written as a sum of positive squares in only one way, i.e., 176783616 + 68310225 = 13296^2 + 8265^2 .
It is not a de Polignac number, because 245093841 - 22 = 245093837 is a prime.
It is a super-2 number, since 2×2450938412 = 120141981792266562, which contains 22 as substring.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 245093796 and 245093805.
It is not an unprimeable number, because it can be changed into a prime (245093881) 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 in 5 ways as a sum of consecutive naturals, for example, 13616316 + ... + 13616333.
It is an arithmetic number, because the mean of its divisors is an integer number (59004075).
Almost surely, 2245093841 is an apocalyptic number.
It is an amenable number.
245093841 is a deficient number, since it is larger than the sum of its proper divisors (108930609).
245093841 is a wasteful number, since it uses less digits than its factorization.
245093841 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27232655 (or 27232652 counting only the distinct ones).
The product of its (nonzero) digits is 34560, while the sum is 36.
The square root of 245093841 is about 15655.4731962978. The cubic root of 245093841 is about 625.8123546571.
The spelling of 245093841 in words is "two hundred forty-five million, ninety-three thousand, eight hundred forty-one".
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