Base | Representation |
---|---|
bin | 101001010001… |
… | …101101101000 |
3 | 202100201212122 |
4 | 221101231220 |
5 | 10232223311 |
6 | 1023530412 |
7 | 160654343 |
oct | 51215550 |
9 | 22321778 |
10 | 10820456 |
11 | 6120629 |
12 | 3759a08 |
13 | 231b14a |
14 | 161945a |
15 | e3b0db |
hex | a51b68 |
10820456 has 8 divisors (see below), whose sum is σ = 20288370. Its totient is φ = 5410224.
The previous prime is 10820437. The next prime is 10820473. The reversal of 10820456 is 65402801.
It can be written as a sum of positive squares in only one way, i.e., 8031556 + 2788900 = 2834^2 + 1670^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 676271 + ... + 676286.
Almost surely, 210820456 is an apocalyptic number.
It is an amenable number.
10820456 is a deficient number, since it is larger than the sum of its proper divisors (9467914).
10820456 is a wasteful number, since it uses less digits than its factorization.
10820456 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1352563 (or 1352559 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 26.
The square root of 10820456 is about 3289.4461539901. The cubic root of 10820456 is about 221.1813584719.
The spelling of 10820456 in words is "ten million, eight hundred twenty thousand, four hundred fifty-six".
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