Base | Representation |
---|---|
bin | 101000110010… |
… | …000101001001 |
3 | 202010011010212 |
4 | 220302011021 |
5 | 10214102024 |
6 | 1021050505 |
7 | 156604526 |
oct | 50620511 |
9 | 22104125 |
10 | 10690889 |
11 | 6042250 |
12 | 36b6a35 |
13 | 22a4191 |
14 | 15c414d |
15 | e12a0e |
hex | a32149 |
10690889 has 4 divisors (see below), whose sum is σ = 11662800. Its totient is φ = 9718980.
The previous prime is 10690871. The next prime is 10690903. The reversal of 10690889 is 98809601.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 10690889 - 216 = 10625353 is a prime.
It is a super-2 number, since 2×106908892 = 228590215220642, which contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (10690819) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 485939 + ... + 485960.
It is an arithmetic number, because the mean of its divisors is an integer number (2915700).
Almost surely, 210690889 is an apocalyptic number.
It is an amenable number.
10690889 is a deficient number, since it is larger than the sum of its proper divisors (971911).
10690889 is an equidigital number, since it uses as much as digits as its factorization.
10690889 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 971910.
The product of its (nonzero) digits is 31104, while the sum is 41.
The square root of 10690889 is about 3269.6924931865. The cubic root of 10690889 is about 220.2949830883.
The spelling of 10690889 in words is "ten million, six hundred ninety thousand, eight hundred eighty-nine".
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