Base | Representation |
---|---|
bin | 100111001000101010… |
… | …101001110111101011 |
3 | 11000110112112202112210 |
4 | 213020222221313223 |
5 | 1142024430033121 |
6 | 31145422540203 |
7 | 3015220262244 |
oct | 471052516753 |
9 | 130415482483 |
10 | 42021330411 |
11 | 16903a44545 |
12 | 8188a37663 |
13 | 3c68a87768 |
14 | 2068c19ccb |
15 | 115e1ae876 |
hex | 9c8aa9deb |
42021330411 has 32 divisors (see below), whose sum is σ = 59594895360. Its totient is φ = 26263300896.
The previous prime is 42021330391. The next prime is 42021330431. The reversal of 42021330411 is 11403312024.
It is an interprime number because it is at equal distance from previous prime (42021330391) and next prime (42021330431).
It is not a de Polignac number, because 42021330411 - 29 = 42021329899 is a prime.
It is not an unprimeable number, because it can be changed into a prime (42021330431) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2151090 + ... + 2170536.
It is an arithmetic number, because the mean of its divisors is an integer number (1862340480).
Almost surely, 242021330411 is an apocalyptic number.
42021330411 is a deficient number, since it is larger than the sum of its proper divisors (17573564949).
42021330411 is a wasteful number, since it uses less digits than its factorization.
42021330411 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19863.
The product of its (nonzero) digits is 576, while the sum is 21.
Adding to 42021330411 its reverse (11403312024), we get a palindrome (53424642435).
The spelling of 42021330411 in words is "forty-two billion, twenty-one million, three hundred thirty thousand, four hundred eleven".
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