Base | Representation |
---|---|
bin | 1001111111110… |
… | …1000100100101 |
3 | 2220220022120200 |
4 | 2133331010211 |
5 | 41213243140 |
6 | 4054421113 |
7 | 1016256642 |
oct | 237750445 |
9 | 86808520 |
10 | 41931045 |
11 | 2173a462 |
12 | 12061799 |
13 | 88c1790 |
14 | 57d6dc9 |
15 | 3a34030 |
hex | 27fd125 |
41931045 has 48 divisors (see below), whose sum is σ = 78864240. Its totient is φ = 20487168.
The previous prime is 41931041. The next prime is 41931073. The reversal of 41931045 is 54013914.
It can be written as a sum of positive squares in 8 ways, for example, as 5171076 + 36759969 = 2274^2 + 6063^2 .
It is not a de Polignac number, because 41931045 - 22 = 41931041 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (41931041) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 133809 + ... + 134121.
It is an arithmetic number, because the mean of its divisors is an integer number (1643005).
Almost surely, 241931045 is an apocalyptic number.
41931045 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
It is an amenable number.
41931045 is a deficient number, since it is larger than the sum of its proper divisors (36933195).
41931045 is a wasteful number, since it uses less digits than its factorization.
41931045 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 566 (or 563 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 27.
The square root of 41931045 is about 6475.4185192928. The cubic root of 41931045 is about 347.4123305919.
Adding to 41931045 its reverse (54013914), we get a palindrome (95944959).
The spelling of 41931045 in words is "forty-one million, nine hundred thirty-one thousand, forty-five".
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