Base | Representation |
---|---|
bin | 11101000001111… |
… | …111100110101010 |
3 | 1020221111022100202 |
4 | 131001333212222 |
5 | 1444141440210 |
6 | 120155232202 |
7 | 15032646425 |
oct | 3501774652 |
9 | 1227438322 |
10 | 487061930 |
11 | 22aa2a923 |
12 | 117148662 |
13 | 79ba5134 |
14 | 489889bc |
15 | 2cb5e9a5 |
hex | 1d07f9aa |
487061930 has 32 divisors (see below), whose sum is σ = 889213248. Its totient is φ = 192067200.
The previous prime is 487061921. The next prime is 487061963. The reversal of 487061930 is 39160784.
It is a Curzon number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 212390 + ... + 214670.
It is an arithmetic number, because the mean of its divisors is an integer number (27787914).
Almost surely, 2487061930 is an apocalyptic number.
487061930 is a deficient number, since it is larger than the sum of its proper divisors (402151318).
487061930 is a wasteful number, since it uses less digits than its factorization.
487061930 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2582.
The product of its (nonzero) digits is 36288, while the sum is 38.
The square root of 487061930 is about 22069.4796041955. The cubic root of 487061930 is about 786.7946444651.
The spelling of 487061930 in words is "four hundred eighty-seven million, sixty-one thousand, nine hundred thirty".
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