Base | Representation |
---|---|
bin | 100111010000… |
… | …101001001101 |
3 | 201100212200101 |
4 | 213100221031 |
5 | 10113314124 |
6 | 1004331101 |
7 | 153323134 |
oct | 47205115 |
9 | 21325611 |
10 | 10291789 |
11 | 589a412 |
12 | 3543a91 |
13 | 2194621 |
14 | 151c91b |
15 | d84644 |
hex | 9d0a4d |
10291789 has 2 divisors, whose sum is σ = 10291790. Its totient is φ = 10291788.
The previous prime is 10291777. The next prime is 10291793. The reversal of 10291789 is 98719201.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 9815689 + 476100 = 3133^2 + 690^2 .
It is a cyclic number.
It is not a de Polignac number, because 10291789 - 29 = 10291277 is a prime.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (10291769) 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, 5145894 + 5145895.
It is an arithmetic number, because the mean of its divisors is an integer number (5145895).
Almost surely, 210291789 is an apocalyptic number.
It is an amenable number.
10291789 is a deficient number, since it is larger than the sum of its proper divisors (1).
10291789 is an equidigital number, since it uses as much as digits as its factorization.
10291789 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 9072, while the sum is 37.
The square root of 10291789 is about 3208.0818256397. The cubic root of 10291789 is about 217.5188797633.
The spelling of 10291789 in words is "ten million, two hundred ninety-one thousand, seven hundred eighty-nine".
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