Base | Representation |
---|---|
bin | 1001101000100… |
… | …1111110010111 |
3 | 2211001002111212 |
4 | 2122021332113 |
5 | 40321123111 |
6 | 4002052035 |
7 | 1000326263 |
oct | 232117627 |
9 | 84032455 |
10 | 40411031 |
11 | 208a1451 |
12 | 1164a01b |
13 | 84ab96b |
14 | 551d0a3 |
15 | 383398b |
hex | 2689f97 |
40411031 has 4 divisors (see below), whose sum is σ = 40439592. Its totient is φ = 40382472.
The previous prime is 40411001. The next prime is 40411039. The reversal of 40411031 is 13011404.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 40411031 - 218 = 40148887 is a prime.
It is a super-2 number, since 2×404110312 = 3266102852965922, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 40410997 and 40411015.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40411039) 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, 12041 + ... + 15026.
It is an arithmetic number, because the mean of its divisors is an integer number (10109898).
Almost surely, 240411031 is an apocalyptic number.
40411031 is a deficient number, since it is larger than the sum of its proper divisors (28561).
40411031 is a wasteful number, since it uses less digits than its factorization.
40411031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28560.
The product of its (nonzero) digits is 48, while the sum is 14.
The square root of 40411031 is about 6356.9671227717. The cubic root of 40411031 is about 343.1626215353.
Adding to 40411031 its reverse (13011404), we get a palindrome (53422435).
The spelling of 40411031 in words is "forty million, four hundred eleven thousand, thirty-one".
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