Base | Representation |
---|---|
bin | 11100100001010… |
… | …010111000001000 |
3 | 1020100100211001022 |
4 | 130201102320020 |
5 | 1434443140440 |
6 | 115251412012 |
7 | 14600045633 |
oct | 3441227010 |
9 | 1210324038 |
10 | 478490120 |
11 | 226105789 |
12 | 1142b4008 |
13 | 78193664 |
14 | 47796c1a |
15 | 2c019cb5 |
hex | 1c852e08 |
478490120 has 16 divisors (see below), whose sum is σ = 1076602860. Its totient is φ = 191396032.
The previous prime is 478490119. The next prime is 478490141. The reversal of 478490120 is 21094874.
It can be written as a sum of positive squares in 2 ways, for example, as 436057924 + 42432196 = 20882^2 + 6514^2 .
It is a super-2 number, since 2×4784901202 = 457905589875228800, which contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5981087 + ... + 5981166.
Almost surely, 2478490120 is an apocalyptic number.
478490120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
478490120 is an abundant number, since it is smaller than the sum of its proper divisors (598112740).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
478490120 is a wasteful number, since it uses less digits than its factorization.
478490120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11962264 (or 11962260 counting only the distinct ones).
The product of its (nonzero) digits is 16128, while the sum is 35.
The square root of 478490120 is about 21874.4170208031. The cubic root of 478490120 is about 782.1516964234.
The spelling of 478490120 in words is "four hundred seventy-eight million, four hundred ninety thousand, one hundred twenty".
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