Base | Representation |
---|---|
bin | 1010000111010… |
… | …0100010111011 |
3 | 2221211011212100 |
4 | 2201310202323 |
5 | 41324423121 |
6 | 4113114443 |
7 | 1023365445 |
oct | 241644273 |
9 | 87734770 |
10 | 42420411 |
11 | 21a440a0 |
12 | 12258a23 |
13 | 8a33447 |
14 | 58c3495 |
15 | 3ace026 |
hex | 28748bb |
42420411 has 12 divisors (see below), whose sum is σ = 66844440. Its totient is φ = 25709280.
The previous prime is 42420401. The next prime is 42420419. The reversal of 42420411 is 11402424.
42420411 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 42420411 - 25 = 42420379 is a prime.
It is not an unprimeable number, because it can be changed into a prime (42420419) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 214146 + ... + 214343.
It is an arithmetic number, because the mean of its divisors is an integer number (5570370).
Almost surely, 242420411 is an apocalyptic number.
42420411 is a deficient number, since it is larger than the sum of its proper divisors (24424029).
42420411 is a wasteful number, since it uses less digits than its factorization.
42420411 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 428506 (or 428503 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 18.
The square root of 42420411 is about 6513.0953470681. The cubic root of 42420411 is about 348.7586254467.
Adding to 42420411 its reverse (11402424), we get a palindrome (53822835).
The spelling of 42420411 in words is "forty-two million, four hundred twenty thousand, four hundred eleven".
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