Base | Representation |
---|---|
bin | 100111001101… |
… | …110101010000 |
3 | 201100021212211 |
4 | 213031311100 |
5 | 10112432042 |
6 | 1004201504 |
7 | 153244432 |
oct | 47156520 |
9 | 21307784 |
10 | 10280272 |
11 | 58917a2 |
12 | 3539294 |
13 | 218c302 |
14 | 1518652 |
15 | d81017 |
hex | 9cdd50 |
10280272 has 10 divisors (see below), whose sum is σ = 19918058. Its totient is φ = 5140128.
The previous prime is 10280243. The next prime is 10280293. The reversal of 10280272 is 27208201.
10280272 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., 7376656 + 2903616 = 2716^2 + 1704^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 321243 + ... + 321274.
Almost surely, 210280272 is an apocalyptic number.
It is an amenable number.
10280272 is a deficient number, since it is larger than the sum of its proper divisors (9637786).
10280272 is an equidigital number, since it uses as much as digits as its factorization.
10280272 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 642525 (or 642519 counting only the distinct ones).
The product of its (nonzero) digits is 448, while the sum is 22.
The square root of 10280272 is about 3206.2863253303. The cubic root of 10280272 is about 217.4377114978.
Adding to 10280272 its reverse (27208201), we get a palindrome (37488473).
The spelling of 10280272 in words is "ten million, two hundred eighty thousand, two hundred seventy-two".
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