Base | Representation |
---|---|
bin | 10000010001000… |
… | …011110111011010 |
3 | 201000112011001000 |
4 | 100101003313122 |
5 | 1024331021423 |
6 | 43025205430 |
7 | 6522451245 |
oct | 2021036732 |
9 | 630464030 |
10 | 272907738 |
11 | 13005a694 |
12 | 77490876 |
13 | 4470348c |
14 | 2836025c |
15 | 18e5b843 |
hex | 10443dda |
272907738 has 32 divisors (see below), whose sum is σ = 607518720. Its totient is φ = 90810720.
The previous prime is 272907727. The next prime is 272907743. The reversal of 272907738 is 837709272.
It is a junction number, because it is equal to n+sod(n) for n = 272907693 and 272907702.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29223 + ... + 37413.
It is an arithmetic number, because the mean of its divisors is an integer number (18984960).
Almost surely, 2272907738 is an apocalyptic number.
272907738 is an abundant number, since it is smaller than the sum of its proper divisors (334610982).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
272907738 is a wasteful number, since it uses less digits than its factorization.
272907738 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8819 (or 8813 counting only the distinct ones).
The product of its (nonzero) digits is 296352, while the sum is 45.
The square root of 272907738 is about 16519.9194307963. The cubic root of 272907738 is about 648.6423243395.
The spelling of 272907738 in words is "two hundred seventy-two million, nine hundred seven thousand, seven hundred thirty-eight".
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