Base | Representation |
---|---|
bin | 1001100100100… |
… | …0000110101001 |
3 | 2210112101102001 |
4 | 2121020012221 |
5 | 40234004400 |
6 | 3552211001 |
7 | 665123545 |
oct | 231100651 |
9 | 83471361 |
10 | 40141225 |
11 | 20727773 |
12 | 11539a61 |
13 | 8415c07 |
14 | 548ca25 |
15 | 37cda6a |
hex | 26481a9 |
40141225 has 12 divisors (see below), whose sum is σ = 50337180. Its totient is φ = 31750400.
The previous prime is 40141223. The next prime is 40141229. The reversal of 40141225 is 52214104.
It can be written as a sum of positive squares in 6 ways, for example, as 12809241 + 27331984 = 3579^2 + 5228^2 .
It is not a de Polignac number, because 40141225 - 21 = 40141223 is a prime.
It is a super-2 number, since 2×401412252 = 3222635889001250, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40141223) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6796 + ... + 11245.
It is an arithmetic number, because the mean of its divisors is an integer number (4194765).
Almost surely, 240141225 is an apocalyptic number.
It is an amenable number.
40141225 is a deficient number, since it is larger than the sum of its proper divisors (10195955).
40141225 is a wasteful number, since it uses less digits than its factorization.
40141225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18140 (or 18135 counting only the distinct ones).
The product of its (nonzero) digits is 320, while the sum is 19.
The square root of 40141225 is about 6335.7102995639. The cubic root of 40141225 is about 342.3972021755.
Adding to 40141225 its reverse (52214104), we get a palindrome (92355329).
The spelling of 40141225 in words is "forty million, one hundred forty-one thousand, two hundred twenty-five".
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