Base | Representation |
---|---|
bin | 101000110000… |
… | …101101001101 |
3 | 202002212102102 |
4 | 220300231031 |
5 | 10213412021 |
6 | 1021004445 |
7 | 156552236 |
oct | 50605515 |
9 | 22085372 |
10 | 10685261 |
11 | 6038aa4 |
12 | 36b3725 |
13 | 22a1752 |
14 | 15c208d |
15 | e1100b |
hex | a30b4d |
10685261 has 2 divisors, whose sum is σ = 10685262. Its totient is φ = 10685260.
The previous prime is 10685249. The next prime is 10685273. The reversal of 10685261 is 16258601.
It is a happy number.
It is a balanced prime because it is at equal distance from previous prime (10685249) and next prime (10685273).
It can be written as a sum of positive squares in only one way, i.e., 10530025 + 155236 = 3245^2 + 394^2 .
It is a cyclic number.
It is not a de Polignac number, because 10685261 - 210 = 10684237 is a prime.
It is a super-2 number, since 2×106852612 = 228349605276242, which contains 22 as substring.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (10685861) 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, 5342630 + 5342631.
It is an arithmetic number, because the mean of its divisors is an integer number (5342631).
Almost surely, 210685261 is an apocalyptic number.
It is an amenable number.
10685261 is a deficient number, since it is larger than the sum of its proper divisors (1).
10685261 is an equidigital number, since it uses as much as digits as its factorization.
10685261 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 2880, while the sum is 29.
The square root of 10685261 is about 3268.8317484998. The cubic root of 10685261 is about 220.2563197059.
The spelling of 10685261 in words is "ten million, six hundred eighty-five thousand, two hundred sixty-one".
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