Base | Representation |
---|---|
bin | 1110010000010001110… |
… | …10011011011010110111 |
3 | 1201211012022120211221200 |
4 | 13020020322123122313 |
5 | 31011030101244020 |
6 | 1012555551143543 |
7 | 50246046443100 |
oct | 7101072333267 |
9 | 1654168524850 |
10 | 489775806135 |
11 | 179792746300 |
12 | 7ab08b14bb3 |
13 | 37254b85015 |
14 | 199c33c13a7 |
15 | cb1823c590 |
hex | 7208e9b6b7 |
489775806135 has 216 divisors, whose sum is σ = 1092765125088. Its totient is φ = 202178592000.
The previous prime is 489775806131. The next prime is 489775806193. The reversal of 489775806135 is 531608577984.
489775806135 is a `hidden beast` number, since 4 + 8 + 9 + 7 + 7 + 5 + 8 + 0 + 613 + 5 = 666.
It is not a de Polignac number, because 489775806135 - 22 = 489775806131 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (63).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (489775806131) by changing a digit.
It is a polite number, since it can be written in 215 ways as a sum of consecutive naturals, for example, 40281477 + ... + 40293633.
Almost surely, 2489775806135 is an apocalyptic number.
489775806135 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
489775806135 is an abundant number, since it is smaller than the sum of its proper divisors (602989318953).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
489775806135 is a wasteful number, since it uses less digits than its factorization.
489775806135 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12355 (or 12334 counting only the distinct ones).
The product of its (nonzero) digits is 50803200, while the sum is 63.
The spelling of 489775806135 in words is "four hundred eighty-nine billion, seven hundred seventy-five million, eight hundred six thousand, one hundred thirty-five".
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