Base | Representation |
---|---|
bin | 1010001110010… |
… | …1000110000110 |
3 | 2222200121020112 |
4 | 2203211012012 |
5 | 41434201124 |
6 | 4131033022 |
7 | 1030325462 |
oct | 243450606 |
9 | 88617215 |
10 | 42881414 |
11 | 22229494 |
12 | 1243b772 |
13 | 8b65224 |
14 | 59a34a2 |
15 | 3b7090e |
hex | 28e5186 |
42881414 has 16 divisors (see below), whose sum is σ = 65668416. Its totient is φ = 20995200.
The previous prime is 42881413. The next prime is 42881467. The reversal of 42881414 is 41418824.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42881413) 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 7 ways as a sum of consecutive naturals, for example, 32414 + ... + 33710.
It is an arithmetic number, because the mean of its divisors is an integer number (4104276).
Almost surely, 242881414 is an apocalyptic number.
42881414 is a deficient number, since it is larger than the sum of its proper divisors (22787002).
42881414 is a wasteful number, since it uses less digits than its factorization.
42881414 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1631.
The product of its digits is 8192, while the sum is 32.
The square root of 42881414 is about 6548.3901838543. The cubic root of 42881414 is about 350.0174521910.
The spelling of 42881414 in words is "forty-two million, eight hundred eighty-one thousand, four hundred fourteen".
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