Base | Representation |
---|---|
bin | 1010000010001… |
… | …1001000101111 |
3 | 2221012020110021 |
4 | 2200203020233 |
5 | 41233240314 |
6 | 4102023011 |
7 | 1020506335 |
oct | 240431057 |
9 | 87166407 |
10 | 42086959 |
11 | 21836612 |
12 | 12117a67 |
13 | 8947735 |
14 | 5837b55 |
15 | 3a65324 |
hex | 282322f |
42086959 has 2 divisors, whose sum is σ = 42086960. Its totient is φ = 42086958.
The previous prime is 42086953. The next prime is 42086969. The reversal of 42086959 is 95968024.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 42086959 - 27 = 42086831 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (42086953) 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 as a sum of consecutive naturals, namely, 21043479 + 21043480.
It is an arithmetic number, because the mean of its divisors is an integer number (21043480).
Almost surely, 242086959 is an apocalyptic number.
42086959 is a deficient number, since it is larger than the sum of its proper divisors (1).
42086959 is an equidigital number, since it uses as much as digits as its factorization.
42086959 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 155520, while the sum is 43.
The square root of 42086959 is about 6487.4462618198. The cubic root of 42086959 is about 347.8423973676.
The spelling of 42086959 in words is "forty-two million, eighty-six thousand, nine hundred fifty-nine".
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