Base | Representation |
---|---|
bin | 11101000010100… |
… | …011011011100001 |
3 | 1020221202202122200 |
4 | 131002203123201 |
5 | 1444211134143 |
6 | 120202323413 |
7 | 15034130310 |
oct | 3502433341 |
9 | 1227682580 |
10 | 487208673 |
11 | 2300200a6 |
12 | 1171b9569 |
13 | 79c26b73 |
14 | 489c6277 |
15 | 2cb8d1d3 |
hex | 1d0a36e1 |
487208673 has 12 divisors (see below), whose sum is σ = 804281088. Its totient is φ = 278404920.
The previous prime is 487208663. The next prime is 487208681. The reversal of 487208673 is 376802784.
It is a happy number.
487208673 is a `hidden beast` number, since 487 + 20 + 86 + 73 = 666.
It is not a de Polignac number, because 487208673 - 25 = 487208641 is a prime.
It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (487208633) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3866673 + ... + 3866798.
It is an arithmetic number, because the mean of its divisors is an integer number (67023424).
Almost surely, 2487208673 is an apocalyptic number.
It is an amenable number.
487208673 is a deficient number, since it is larger than the sum of its proper divisors (317072415).
487208673 is a wasteful number, since it uses less digits than its factorization.
487208673 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7733484 (or 7733481 counting only the distinct ones).
The product of its (nonzero) digits is 451584, while the sum is 45.
The square root of 487208673 is about 22072.8039224744. The cubic root of 487208673 is about 786.8736522232.
The spelling of 487208673 in words is "four hundred eighty-seven million, two hundred eight thousand, six hundred seventy-three".
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