Base | Representation |
---|---|
bin | 100111100001110111… |
… | …100011110101111011 |
3 | 11001120000010220202011 |
4 | 213201313203311323 |
5 | 1143411200101440 |
6 | 31255405150351 |
7 | 3031543162021 |
oct | 474167436573 |
9 | 131500126664 |
10 | 42444143995 |
11 | 17000681660 |
12 | 828655b3b7 |
13 | 4005556006 |
14 | 20a903c711 |
15 | 118637c9ea |
hex | 9e1de3d7b |
42444143995 has 32 divisors (see below), whose sum is σ = 58795766784. Its totient is φ = 29110435200.
The previous prime is 42444143993. The next prime is 42444144013. The reversal of 42444143995 is 59934144424.
It is not a de Polignac number, because 42444143995 - 21 = 42444143993 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (42444143993) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 146472 + ... + 326101.
It is an arithmetic number, because the mean of its divisors is an integer number (1837367712).
Almost surely, 242444143995 is an apocalyptic number.
42444143995 is a deficient number, since it is larger than the sum of its proper divisors (16351622789).
42444143995 is a wasteful number, since it uses less digits than its factorization.
42444143995 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 472683.
The product of its digits is 2488320, while the sum is 49.
The spelling of 42444143995 in words is "forty-two billion, four hundred forty-four million, one hundred forty-three thousand, nine hundred ninety-five".
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