Base | Representation |
---|---|
bin | 100110011111… |
… | …010010010101 |
3 | 200222121100200 |
4 | 212133102111 |
5 | 10040331441 |
6 | 1000131113 |
7 | 151521543 |
oct | 46372225 |
9 | 20877320 |
10 | 10089621 |
11 | 5771533 |
12 | 3466a99 |
13 | 21235b9 |
14 | 14a8d93 |
15 | d447b6 |
hex | 99f495 |
10089621 has 12 divisors (see below), whose sum is σ = 14614860. Its totient is φ = 6707520.
The previous prime is 10089581. The next prime is 10089623. The reversal of 10089621 is 12698001.
It can be written as a sum of positive squares in 2 ways, for example, as 6426225 + 3663396 = 2535^2 + 1914^2 .
It is not a de Polignac number, because 10089621 - 211 = 10087573 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10089623) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2311 + ... + 5051.
It is an arithmetic number, because the mean of its divisors is an integer number (1217905).
Almost surely, 210089621 is an apocalyptic number.
It is an amenable number.
10089621 is a deficient number, since it is larger than the sum of its proper divisors (4525239).
10089621 is a wasteful number, since it uses less digits than its factorization.
10089621 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3156 (or 3153 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 27.
The square root of 10089621 is about 3176.4163769884. The cubic root of 10089621 is about 216.0851644622.
The spelling of 10089621 in words is "ten million, eighty-nine thousand, six hundred twenty-one".
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