Base | Representation |
---|---|
bin | 10100000111110… |
… | …11101010110000 |
3 | 102202122002011200 |
4 | 22003323222300 |
5 | 321203143432 |
6 | 24430011200 |
7 | 4116542001 |
oct | 1203735260 |
9 | 382562150 |
10 | 168802992 |
11 | 87315206 |
12 | 48646b00 |
13 | 28c83537 |
14 | 185c11a8 |
15 | ec45a7c |
hex | a0fbab0 |
168802992 has 120 divisors (see below), whose sum is σ = 502944000. Its totient is φ = 52700544.
The previous prime is 168802981. The next prime is 168803009. The reversal of 168802992 is 299208861.
168802992 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 281509 + ... + 282107.
It is an arithmetic number, because the mean of its divisors is an integer number (4191200).
Almost surely, 2168802992 is an apocalyptic number.
168802992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 168802992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (251472000).
168802992 is an abundant number, since it is smaller than the sum of its proper divisors (334141008).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
168802992 is a wasteful number, since it uses less digits than its factorization.
168802992 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 735 (or 726 counting only the distinct ones).
The product of its (nonzero) digits is 124416, while the sum is 45.
The square root of 168802992 is about 12992.4205596956. The cubic root of 168802992 is about 552.6625629488.
The spelling of 168802992 in words is "one hundred sixty-eight million, eight hundred two thousand, nine hundred ninety-two".
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