Base | Representation |
---|---|
bin | 10011110110101… |
… | …01101001110010 |
3 | 102121101121211100 |
4 | 21323111221302 |
5 | 320114101010 |
6 | 24305425230 |
7 | 4061436615 |
oct | 1173255162 |
9 | 377347740 |
10 | 166550130 |
11 | 8601663a |
12 | 4793b216 |
13 | 28674c96 |
14 | 1819617c |
15 | e94d2c0 |
hex | 9ed5a72 |
166550130 has 96 divisors (see below), whose sum is σ = 459613440. Its totient is φ = 41754240.
The previous prime is 166550123. The next prime is 166550149. The reversal of 166550130 is 31055661.
It is a happy number.
166550130 is a `hidden beast` number, since 1 + 6 + 655 + 0 + 1 + 3 + 0 = 666.
It is a junction number, because it is equal to n+sod(n) for n = 166550094 and 166550103.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 125611 + ... + 126929.
It is an arithmetic number, because the mean of its divisors is an integer number (4787640).
Almost surely, 2166550130 is an apocalyptic number.
166550130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 166550130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (229806720).
166550130 is an abundant number, since it is smaller than the sum of its proper divisors (293063310).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
166550130 is a wasteful number, since it uses less digits than its factorization.
166550130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1416 (or 1413 counting only the distinct ones).
The product of its (nonzero) digits is 2700, while the sum is 27.
The square root of 166550130 is about 12905.4302524170. The cubic root of 166550130 is about 550.1929130439.
The spelling of 166550130 in words is "one hundred sixty-six million, five hundred fifty thousand, one hundred thirty".
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