Base | Representation |
---|---|
bin | 100111111100001111… |
… | …001100111010010011 |
3 | 11002200211121102111212 |
4 | 213330033030322103 |
5 | 1200312424033024 |
6 | 31411331330335 |
7 | 3045524436650 |
oct | 477417147223 |
9 | 132624542455 |
10 | 42886549139 |
11 | 17208380145 |
12 | 838a7509ab |
13 | 40760c3ac5 |
14 | 210bac0c27 |
15 | 11b011aa0e |
hex | 9fc3cce93 |
42886549139 has 16 divisors (see below), whose sum is σ = 50603360256. Its totient is φ = 35567704800.
The previous prime is 42886549127. The next prime is 42886549157. The reversal of 42886549139 is 93194568824.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 42886549139 - 216 = 42886483603 is a prime.
It is a Smith number, since the sum of its digits (59) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (42886549159) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1485389 + ... + 1513985.
It is an arithmetic number, because the mean of its divisors is an integer number (3162710016).
Almost surely, 242886549139 is an apocalyptic number.
42886549139 is a deficient number, since it is larger than the sum of its proper divisors (7716811117).
42886549139 is a wasteful number, since it uses less digits than its factorization.
42886549139 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35546.
The product of its digits is 14929920, while the sum is 59.
The spelling of 42886549139 in words is "forty-two billion, eight hundred eighty-six million, five hundred forty-nine thousand, one hundred thirty-nine".
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