Base | Representation |
---|---|
bin | 10011100011110… |
… | …01111001011000 |
3 | 102102201222112021 |
4 | 21301321321120 |
5 | 314000432034 |
6 | 24140424224 |
7 | 4031430010 |
oct | 1161717130 |
9 | 372658467 |
10 | 164077144 |
11 | 84687650 |
12 | 46b48074 |
13 | 27cba48a |
14 | 17b10c40 |
15 | e6106b4 |
hex | 9c79e58 |
164077144 has 32 divisors (see below), whose sum is σ = 383558400. Its totient is φ = 63925920.
The previous prime is 164077097. The next prime is 164077159. The reversal of 164077144 is 441770461.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132564 + ... + 133795.
It is an arithmetic number, because the mean of its divisors is an integer number (11986200).
Almost surely, 2164077144 is an apocalyptic number.
164077144 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
164077144 is an abundant number, since it is smaller than the sum of its proper divisors (219481256).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
164077144 is a wasteful number, since it uses less digits than its factorization.
164077144 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 266383 (or 266379 counting only the distinct ones).
The product of its (nonzero) digits is 18816, while the sum is 34.
The square root of 164077144 is about 12809.2600879208. The cubic root of 164077144 is about 547.4561799197.
The spelling of 164077144 in words is "one hundred sixty-four million, seventy-seven thousand, one hundred forty-four".
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