Base | Representation |
---|---|
bin | 11101010111011… |
… | …101110100000000 |
3 | 1021100002021120021 |
4 | 131113131310000 |
5 | 2002112100223 |
6 | 120520023224 |
7 | 15131542000 |
oct | 3527356400 |
9 | 1240067507 |
10 | 492690688 |
11 | 233124896 |
12 | 119001b14 |
13 | 7b0c6169 |
14 | 49612000 |
15 | 2d3c265d |
hex | 1d5ddd00 |
492690688 has 144 divisors (see below), whose sum is σ = 1190425600. Its totient is φ = 203212800.
The previous prime is 492690677. The next prime is 492690713. The reversal of 492690688 is 886096294.
It is a super-2 number, since 2×4926906882 = 485488228083826688, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2721958 + ... + 2722138.
Almost surely, 2492690688 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 492690688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (595212800).
492690688 is an abundant number, since it is smaller than the sum of its proper divisors (697734912).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
492690688 is an equidigital number, since it uses as much as digits as its factorization.
492690688 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 249 (or 221 counting only the distinct ones).
The product of its (nonzero) digits is 1492992, while the sum is 52.
The square root of 492690688 is about 22196.6368623717. The cubic root of 492690688 is about 789.8139218849.
The spelling of 492690688 in words is "four hundred ninety-two million, six hundred ninety thousand, six hundred eighty-eight".
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