Base | Representation |
---|---|
bin | 1010000100101… |
… | …0000010001000 |
3 | 2221111100000001 |
4 | 2201022002020 |
5 | 41303340110 |
6 | 4105252344 |
7 | 1022041666 |
oct | 241120210 |
9 | 87440001 |
10 | 42246280 |
11 | 2193528a |
12 | 121940b4 |
13 | 89a20cb |
14 | 5879c36 |
15 | 3a9763a |
hex | 284a088 |
42246280 has 32 divisors (see below), whose sum is σ = 96004440. Its totient is φ = 16729600.
The previous prime is 42246271. The next prime is 42246299. The reversal of 42246280 is 8264224.
It can be written as a sum of positive squares in 4 ways, for example, as 42068196 + 178084 = 6486^2 + 422^2 .
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, 1189 + ... + 9268.
Almost surely, 242246280 is an apocalyptic number.
42246280 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
42246280 is an abundant number, since it is smaller than the sum of its proper divisors (53758160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42246280 is a wasteful number, since it uses less digits than its factorization.
42246280 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10569 (or 10565 counting only the distinct ones).
The product of its (nonzero) digits is 6144, while the sum is 28.
The square root of 42246280 is about 6499.7138398548. The cubic root of 42246280 is about 348.2807660627.
The spelling of 42246280 in words is "forty-two million, two hundred forty-six thousand, two hundred eighty".
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