Base | Representation |
---|---|
bin | 11010111011000… |
… | …11000100101001 |
3 | 120201222100110112 |
4 | 31131203010221 |
5 | 430304142031 |
6 | 34224424105 |
7 | 5411455523 |
oct | 1535430451 |
9 | 521870415 |
10 | 225849641 |
11 | 1065391a6 |
12 | 63778035 |
13 | 37a38154 |
14 | 21dd0a13 |
15 | 14c6362b |
hex | d763129 |
225849641 has 4 divisors (see below), whose sum is σ = 239134932. Its totient is φ = 212564352.
The previous prime is 225849629. The next prime is 225849653. The reversal of 225849641 is 146948522.
225849641 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It is an interprime number because it is at equal distance from previous prime (225849629) and next prime (225849653).
It can be written as a sum of positive squares in 2 ways, for example, as 134073241 + 91776400 = 11579^2 + 9580^2 .
It is a cyclic number.
It is not a de Polignac number, because 225849641 - 26 = 225849577 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (225849661) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6642620 + ... + 6642653.
It is an arithmetic number, because the mean of its divisors is an integer number (59783733).
Almost surely, 2225849641 is an apocalyptic number.
It is an amenable number.
225849641 is a deficient number, since it is larger than the sum of its proper divisors (13285291).
225849641 is a wasteful number, since it uses less digits than its factorization.
225849641 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13285290.
The product of its digits is 138240, while the sum is 41.
The square root of 225849641 is about 15028.2946803688. The cubic root of 225849641 is about 608.9848213480.
The spelling of 225849641 in words is "two hundred twenty-five million, eight hundred forty-nine thousand, six hundred forty-one".
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