Base | Representation |
---|---|
bin | 10000010000000… |
… | …100000010000100 |
3 | 201000000212101020 |
4 | 100100010002010 |
5 | 1024244140101 |
6 | 43015431140 |
7 | 6520312050 |
oct | 2020040204 |
9 | 630025336 |
10 | 272646276 |
11 | 12a9a1201 |
12 | 773854b0 |
13 | 44641476 |
14 | 282d2c60 |
15 | 18e09136 |
hex | 10404084 |
272646276 has 96 divisors (see below), whose sum is σ = 771456000. Its totient is φ = 73208448.
The previous prime is 272646263. The next prime is 272646277. The reversal of 272646276 is 672646272.
272646276 is a nontrivial binomial coefficient, being equal to C(23352, 2).
It is a Harshad number since it is a multiple of its sum of digits (42).
It is a nude number because it is divisible by every one of its digits.
It is not an unprimeable number, because it can be changed into a prime (272646277) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (5) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 221230 + ... + 222458.
It is an arithmetic number, because the mean of its divisors is an integer number (8036000).
Almost surely, 2272646276 is an apocalyptic number.
272646276 is the 23351-st triangular number and also the 11676-th hexagonal number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 272646276, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (385728000).
272646276 is an abundant number, since it is smaller than the sum of its proper divisors (498809724).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
272646276 is a wasteful number, since it uses less digits than its factorization.
272646276 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1401 (or 1399 counting only the distinct ones).
The product of its digits is 338688, while the sum is 42.
The square root of 272646276 is about 16512.0039970925. The cubic root of 272646276 is about 648.4351120531.
The spelling of 272646276 in words is "two hundred seventy-two million, six hundred forty-six thousand, two hundred seventy-six".
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