Base | Representation |
---|---|
bin | 1010000101000… |
… | …0001101010111 |
3 | 2221112121200220 |
4 | 2201100031113 |
5 | 41310142300 |
6 | 4110005423 |
7 | 1022205513 |
oct | 241201527 |
9 | 87477626 |
10 | 42271575 |
11 | 21952295 |
12 | 121a6873 |
13 | 89b0788 |
14 | 5885143 |
15 | 3a9eda0 |
hex | 2850357 |
42271575 has 24 divisors (see below), whose sum is σ = 71782608. Its totient is φ = 21934080.
The previous prime is 42271549. The next prime is 42271577. The reversal of 42271575 is 57517224.
It is not a de Polignac number, because 42271575 - 25 = 42271543 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42271577) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4842 + ... + 10391.
It is an arithmetic number, because the mean of its divisors is an integer number (2990942).
Almost surely, 242271575 is an apocalyptic number.
42271575 is a deficient number, since it is larger than the sum of its proper divisors (29511033).
42271575 is a wasteful number, since it uses less digits than its factorization.
42271575 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15283 (or 15278 counting only the distinct ones).
The product of its digits is 19600, while the sum is 33.
The square root of 42271575 is about 6501.6594035677. The cubic root of 42271575 is about 348.3502633398.
Adding to 42271575 its reverse (57517224), we get a palindrome (99788799).
The spelling of 42271575 in words is "forty-two million, two hundred seventy-one thousand, five hundred seventy-five".
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