Base | Representation |
---|---|
bin | 1010000001010… |
… | …0001111111110 |
3 | 2221002010210212 |
4 | 2200110033332 |
5 | 41224312412 |
6 | 4100432422 |
7 | 1020133505 |
oct | 240241776 |
9 | 87063725 |
10 | 42025982 |
11 | 217a4819 |
12 | 120a8712 |
13 | 8925a5b |
14 | 581d83c |
15 | 3a52222 |
hex | 28143fe |
42025982 has 4 divisors (see below), whose sum is σ = 63038976. Its totient is φ = 21012990.
The previous prime is 42025939. The next prime is 42026009. The reversal of 42025982 is 28952024.
42025982 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It is a congruent number.
It is an unprimeable number.
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 as a sum of consecutive naturals, namely, 10506494 + ... + 10506497.
It is an arithmetic number, because the mean of its divisors is an integer number (15759744).
Almost surely, 242025982 is an apocalyptic number.
42025982 is a deficient number, since it is larger than the sum of its proper divisors (21012994).
42025982 is a wasteful number, since it uses less digits than its factorization.
42025982 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21012993.
The product of its (nonzero) digits is 11520, while the sum is 32.
The square root of 42025982 is about 6482.7449433091. The cubic root of 42025982 is about 347.6743275897.
The spelling of 42025982 in words is "forty-two million, twenty-five thousand, nine hundred eighty-two".
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