Base | Representation |
---|---|
bin | 11001000101110… |
… | …010110111101010 |
3 | 1002100002110010120 |
4 | 121011302313222 |
5 | 1330230340412 |
6 | 105434224110 |
7 | 13301003652 |
oct | 3105626752 |
9 | 1070073116 |
10 | 420949482 |
11 | 1a6684638 |
12 | b8b85036 |
13 | 69297c45 |
14 | 3dc99362 |
15 | 26e50b8c |
hex | 19172dea |
420949482 has 32 divisors (see below), whose sum is σ = 850350528. Its totient is φ = 138915456.
The previous prime is 420949469. The next prime is 420949513. The reversal of 420949482 is 284949024.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 293038 + ... + 294470.
It is an arithmetic number, because the mean of its divisors is an integer number (26573454).
Almost surely, 2420949482 is an apocalyptic number.
420949482 is an abundant number, since it is smaller than the sum of its proper divisors (429401046).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
420949482 is a wasteful number, since it uses less digits than its factorization.
420949482 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1894.
The product of its (nonzero) digits is 165888, while the sum is 42.
The square root of 420949482 is about 20517.0534434163. The cubic root of 420949482 is about 749.4511433287.
The spelling of 420949482 in words is "four hundred twenty million, nine hundred forty-nine thousand, four hundred eighty-two".
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