Base | Representation |
---|---|
bin | 1010000110101… |
… | …1010010001111 |
3 | 2221202020211110 |
4 | 2201223102033 |
5 | 41322214404 |
6 | 4112223103 |
7 | 1023150036 |
oct | 241532217 |
9 | 87666743 |
10 | 42382479 |
11 | 21a18647 |
12 | 1223aa93 |
13 | 8a1c0b9 |
14 | 58b371d |
15 | 3ac2b89 |
hex | 286b48f |
42382479 has 16 divisors (see below), whose sum is σ = 61296480. Its totient is φ = 25943040.
The previous prime is 42382471. The next prime is 42382493. The reversal of 42382479 is 97428324.
42382479 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 42382479 - 23 = 42382471 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42382471) 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 15 ways as a sum of consecutive naturals, for example, 8044 + ... + 12225.
It is an arithmetic number, because the mean of its divisors is an integer number (3831030).
Almost surely, 242382479 is an apocalyptic number.
42382479 is a deficient number, since it is larger than the sum of its proper divisors (18914001).
42382479 is a wasteful number, since it uses less digits than its factorization.
42382479 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20330.
The product of its digits is 96768, while the sum is 39.
The square root of 42382479 is about 6510.1827163299. The cubic root of 42382479 is about 348.6546420343.
The spelling of 42382479 in words is "forty-two million, three hundred eighty-two thousand, four hundred seventy-nine".
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