Base | Representation |
---|---|
bin | 11101000010010… |
… | …111000001010010 |
3 | 1020221200011221001 |
4 | 131002113001102 |
5 | 1444203022332 |
6 | 120201252214 |
7 | 15033526153 |
oct | 3502270122 |
9 | 1227604831 |
10 | 487157842 |
11 | 22aa95996 |
12 | 11719406a |
13 | 79c099a2 |
14 | 489b192a |
15 | 2cb7d0e7 |
hex | 1d097052 |
487157842 has 16 divisors (see below), whose sum is σ = 738777600. Its totient is φ = 240906960.
The previous prime is 487157837. The next prime is 487157939. The reversal of 487157842 is 248751784.
It is a junction number, because it is equal to n+sod(n) for n = 487157792 and 487157801.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 141967 + ... + 145357.
It is an arithmetic number, because the mean of its divisors is an integer number (46173600).
Almost surely, 2487157842 is an apocalyptic number.
487157842 is a deficient number, since it is larger than the sum of its proper divisors (251619758).
487157842 is a wasteful number, since it uses less digits than its factorization.
487157842 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4161.
The product of its digits is 501760, while the sum is 46.
The square root of 487157842 is about 22071.6524528636. The cubic root of 487157842 is about 786.8462861493.
The spelling of 487157842 in words is "four hundred eighty-seven million, one hundred fifty-seven thousand, eight hundred forty-two".
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