Base | Representation |
---|---|
bin | 110111011000000110001000… |
… | …0100000010001100110011000 |
3 | 2100212200000000101122010222000 |
4 | 1232300030100200101212120 |
5 | 1002321043233100342213 |
6 | 4443545104153401000 |
7 | 204412404051321153 |
oct | 15660142040214630 |
9 | 2325600011563860 |
10 | 487096812902808 |
11 | 131227664328959 |
12 | 4676a761109160 |
13 | 17ba40561463a4 |
14 | 883d87c0a8c9a |
15 | 3b4a78c7a0c73 |
hex | 1bb0310811998 |
487096812902808 has 128 divisors (see below), whose sum is σ = 1367024280888000. Its totient is φ = 160688365056000.
The previous prime is 487096812902807. The next prime is 487096812902827. The reversal of 487096812902808 is 808209218690784.
487096812902808 is a `hidden beast` number, since 487 + 0 + 9 + 68 + 1 + 2 + 9 + 0 + 2 + 80 + 8 = 666.
It is a super-2 number, since 2×4870968129028082 (a number of 30 digits) contains 22 as substring.
It is a Smith number, since the sum of its digits (72) coincides with the sum of the digits of its prime factors.
It is a Harshad number since it is a multiple of its sum of digits (72).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (487096812902807) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1123418058 + ... + 1123851558.
Almost surely, 2487096812902808 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 487096812902808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (683512140444000).
487096812902808 is an abundant number, since it is smaller than the sum of its proper divisors (879927467985192).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
487096812902808 is a wasteful number, since it uses less digits than its factorization.
487096812902808 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 487242 (or 487232 counting only the distinct ones).
The product of its (nonzero) digits is 222953472, while the sum is 72.
The spelling of 487096812902808 in words is "four hundred eighty-seven trillion, ninety-six billion, eight hundred twelve million, nine hundred two thousand, eight hundred eight".
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