Base | Representation |
---|---|
bin | 100101101111111011101000… |
… | …010110111111111111100110 |
3 | 210202211111200021002121111200 |
4 | 211233323220112333333212 |
5 | 133230044130413443412 |
6 | 1345033130443543330 |
7 | 46653443062404465 |
oct | 4557735026777746 |
9 | 722744607077450 |
10 | 166021564202982 |
11 | 48999393901594 |
12 | 16754111b2ab46 |
13 | 71839c6810137 |
14 | 2cdd6b52769dc |
15 | 142d9065539dc |
hex | 96fee85bffe6 |
166021564202982 has 24 divisors (see below), whose sum is σ = 359733419507280. Its totient is φ = 55337439800880.
The previous prime is 166021564202957. The next prime is 166021564202983. The reversal of 166021564202982 is 289202465120661.
166021564202982 is a `hidden beast` number, since 1 + 6 + 60 + 2 + 156 + 420 + 2 + 9 + 8 + 2 = 666.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (166021564202983) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 256467769 + ... + 257114292.
It is an arithmetic number, because the mean of its divisors is an integer number (14988892479470).
Almost surely, 2166021564202982 is an apocalyptic number.
166021564202982 is an abundant number, since it is smaller than the sum of its proper divisors (193711855304298).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
166021564202982 is a wasteful number, since it uses less digits than its factorization.
166021564202982 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 513600028 (or 513600025 counting only the distinct ones).
The product of its (nonzero) digits is 4976640, while the sum is 54.
The spelling of 166021564202982 in words is "one hundred sixty-six trillion, twenty-one billion, five hundred sixty-four million, two hundred two thousand, nine hundred eighty-two".
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