Base | Representation |
---|---|
bin | 1010001000000… |
… | …0111010000100 |
3 | 2221220202022122 |
4 | 2202000322010 |
5 | 41333033134 |
6 | 4114145112 |
7 | 1023666200 |
oct | 242007204 |
9 | 87822278 |
10 | 42471044 |
11 | 21a79140 |
12 | 12282198 |
13 | 8a504c5 |
14 | 58d7b00 |
15 | 3ade02e |
hex | 2880e84 |
42471044 has 36 divisors (see below), whose sum is σ = 94323600. Its totient is φ = 16546320.
The previous prime is 42471029. The next prime is 42471047. The reversal of 42471044 is 44017424.
It is not an unprimeable number, because it can be changed into a prime (42471047) 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, 7694 + ... + 12005.
It is an arithmetic number, because the mean of its divisors is an integer number (2620100).
Almost surely, 242471044 is an apocalyptic number.
42471044 is a gapful number since it is divisible by the number (44) formed by its first and last digit.
It is an amenable number.
42471044 is an abundant number, since it is smaller than the sum of its proper divisors (51852556).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42471044 is a wasteful number, since it uses less digits than its factorization.
42471044 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19728 (or 19719 counting only the distinct ones).
The product of its (nonzero) digits is 3584, while the sum is 26.
The square root of 42471044 is about 6516.9812029804. The cubic root of 42471044 is about 348.8973297002.
Adding to 42471044 its reverse (44017424), we get a palindrome (86488468).
The spelling of 42471044 in words is "forty-two million, four hundred seventy-one thousand, forty-four".
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