Base | Representation |
---|---|
bin | 100110010111010001101001… |
… | …111101110001010000110100 |
3 | 211010101222102101022010111200 |
4 | 212113101221331301100310 |
5 | 134103343324400300213 |
6 | 1354503153111532500 |
7 | 50352666361435533 |
oct | 4627215175612064 |
9 | 733358371263450 |
10 | 168725273056308 |
11 | 49840a93a88401 |
12 | 16b1010868a130 |
13 | 731b956a149b7 |
14 | 2d944bd83431a |
15 | 1478de8eed273 |
hex | 997469f71434 |
168725273056308 has 18 divisors (see below), whose sum is σ = 426499995781314. Its totient is φ = 56241757685424.
The previous prime is 168725273056237. The next prime is 168725273056321. The reversal of 168725273056308 is 803650372527861.
168725273056308 is a `hidden beast` number, since 1 + 6 + 8 + 7 + 2 + 5 + 273 + 0 + 56 + 308 = 666.
168725273056308 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 147721952344464 + 21003320711844 = 12154092^2 + 4582938^2 .
It is a tau number, because it is divible by the number of its divisors (18).
It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2343406570191 + ... + 2343406570262.
It is an arithmetic number, because the mean of its divisors is an integer number (23694444210073).
Almost surely, 2168725273056308 is an apocalyptic number.
168725273056308 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
168725273056308 is an abundant number, since it is smaller than the sum of its proper divisors (257774722725006).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
168725273056308 is a wasteful number, since it uses less digits than its factorization.
168725273056308 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4686813140463 (or 4686813140458 counting only the distinct ones).
The product of its (nonzero) digits is 101606400, while the sum is 63.
The spelling of 168725273056308 in words is "one hundred sixty-eight trillion, seven hundred twenty-five billion, two hundred seventy-three million, fifty-six thousand, three hundred eight".
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