Base | Representation |
---|---|
bin | 100111001001… |
… | …100110001001 |
3 | 201022102002012 |
4 | 213021212021 |
5 | 10111403141 |
6 | 1003545305 |
7 | 153143024 |
oct | 47114611 |
9 | 21272065 |
10 | 10262921 |
11 | 587a759 |
12 | 352b235 |
13 | 2184446 |
14 | 15121bb |
15 | d7aceb |
hex | 9c9989 |
10262921 has 2 divisors, whose sum is σ = 10262922. Its totient is φ = 10262920.
The previous prime is 10262909. The next prime is 10262929. The reversal of 10262921 is 12926201.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 9853321 + 409600 = 3139^2 + 640^2 .
It is a cyclic number.
It is not a de Polignac number, because 10262921 - 222 = 6068617 is a prime.
It is not a weakly prime, because it can be changed into another prime (10262929) by changing a digit.
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, 5131460 + 5131461.
It is an arithmetic number, because the mean of its divisors is an integer number (5131461).
Almost surely, 210262921 is an apocalyptic number.
It is an amenable number.
10262921 is a deficient number, since it is larger than the sum of its proper divisors (1).
10262921 is an equidigital number, since it uses as much as digits as its factorization.
10262921 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 432, while the sum is 23.
The square root of 10262921 is about 3203.5794043538. The cubic root of 10262921 is about 217.3153124577.
The spelling of 10262921 in words is "ten million, two hundred sixty-two thousand, nine hundred twenty-one".
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