Base | Representation |
---|---|
bin | 10000011010001… |
… | …000110000100000 |
3 | 201012000000212111 |
4 | 100122020300200 |
5 | 1030433141242 |
6 | 43152205104 |
7 | 6551621134 |
oct | 2032106040 |
9 | 635000774 |
10 | 275287072 |
11 | 131435285 |
12 | 78239794 |
13 | 45057478 |
14 | 287bd3c4 |
15 | 1927b817 |
hex | 10688c20 |
275287072 has 24 divisors (see below), whose sum is σ = 543176172. Its totient is φ = 137337600.
The previous prime is 275287039. The next prime is 275287081. The reversal of 275287072 is 270782572.
It can be written as a sum of positive squares in 2 ways, for example, as 245736976 + 29550096 = 15676^2 + 5436^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5422 + ... + 24082.
Almost surely, 2275287072 is an apocalyptic number.
It is an amenable number.
275287072 is a deficient number, since it is larger than the sum of its proper divisors (267889100).
275287072 is a wasteful number, since it uses less digits than its factorization.
275287072 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19132 (or 19124 counting only the distinct ones).
The product of its (nonzero) digits is 109760, while the sum is 40.
The square root of 275287072 is about 16591.7772405490. Note that the first 3 decimals coincide. The cubic root of 275287072 is about 650.5219255744.
The spelling of 275287072 in words is "two hundred seventy-five million, two hundred eighty-seven thousand, seventy-two".
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