Base | Representation |
---|---|
bin | 11101011000001… |
… | …010010110101000 |
3 | 1021100102112211022 |
4 | 131120022112220 |
5 | 2002133420003 |
6 | 120523552012 |
7 | 15133231616 |
oct | 3530122650 |
9 | 1240375738 |
10 | 492873128 |
11 | 233239970 |
12 | 11908b608 |
13 | 7b15b207 |
14 | 4965c6b6 |
15 | 2d40b738 |
hex | 1d60a5a8 |
492873128 has 32 divisors (see below), whose sum is σ = 1017956160. Its totient is φ = 221854080.
The previous prime is 492873127. The next prime is 492873133. The reversal of 492873128 is 821378294.
It is a Harshad number since it is a multiple of its sum of digits (44).
It is not an unprimeable number, because it can be changed into a prime (492873127) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18125 + ... + 36252.
It is an arithmetic number, because the mean of its divisors is an integer number (31811130).
Almost surely, 2492873128 is an apocalyptic number.
It is an amenable number.
492873128 is an abundant number, since it is smaller than the sum of its proper divisors (525083032).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
492873128 is a wasteful number, since it uses less digits than its factorization.
492873128 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 54497 (or 54493 counting only the distinct ones).
The product of its digits is 193536, while the sum is 44.
The square root of 492873128 is about 22200.7461135882. The cubic root of 492873128 is about 789.9113974231.
The spelling of 492873128 in words is "four hundred ninety-two million, eight hundred seventy-three thousand, one hundred twenty-eight".
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