Base | Representation |
---|---|
bin | 1010000001010… |
… | …0001100000100 |
3 | 2221002010110121 |
4 | 2200110030010 |
5 | 41224310412 |
6 | 4100431324 |
7 | 1020133000 |
oct | 240241404 |
9 | 87063417 |
10 | 42025732 |
11 | 217a4611 |
12 | 120a8544 |
13 | 89258c8 |
14 | 581d700 |
15 | 3a52107 |
hex | 2814304 |
42025732 has 24 divisors (see below), whose sum is σ = 85769600. Its totient is φ = 18010440.
The previous prime is 42025729. The next prime is 42025757. The reversal of 42025732 is 23752024.
It is a junction number, because it is equal to n+sod(n) for n = 42025697 and 42025706.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13944 + ... + 16687.
Almost surely, 242025732 is an apocalyptic number.
It is an amenable number.
42025732 is an abundant number, since it is smaller than the sum of its proper divisors (43743868).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42025732 is a wasteful number, since it uses less digits than its factorization.
42025732 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30656 (or 30640 counting only the distinct ones).
The product of its (nonzero) digits is 3360, while the sum is 25.
The square root of 42025732 is about 6482.7256613249. The cubic root of 42025732 is about 347.6736381848.
Adding to 42025732 its reverse (23752024), we get a palindrome (65777756).
The spelling of 42025732 in words is "forty-two million, twenty-five thousand, seven hundred thirty-two".
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