Base | Representation |
---|---|
bin | 100110111111… |
… | …010101100011 |
3 | 201020021102211 |
4 | 212333111203 |
5 | 10104032044 |
6 | 1003022551 |
7 | 152606353 |
oct | 46772543 |
9 | 21207384 |
10 | 10220899 |
11 | 5851127 |
12 | 350aa57 |
13 | 216b290 |
14 | 1500b63 |
15 | d6d634 |
hex | 9bf563 |
10220899 has 4 divisors (see below), whose sum is σ = 11007136. Its totient is φ = 9434664.
The previous prime is 10220863. The next prime is 10220911. The reversal of 10220899 is 99802201.
10220899 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99802201 = 79 ⋅1263319.
It is a cyclic number.
It is not a de Polignac number, because 10220899 - 29 = 10220387 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 10220899.
It is not an unprimeable number, because it can be changed into a prime (10220299) 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, 393099 + ... + 393124.
It is an arithmetic number, because the mean of its divisors is an integer number (2751784).
Almost surely, 210220899 is an apocalyptic number.
10220899 is a deficient number, since it is larger than the sum of its proper divisors (786237).
10220899 is an equidigital number, since it uses as much as digits as its factorization.
10220899 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 786236.
The product of its (nonzero) digits is 2592, while the sum is 31.
The square root of 10220899 is about 3197.0140756650. The cubic root of 10220899 is about 217.0183042174.
The spelling of 10220899 in words is "ten million, two hundred twenty thousand, eight hundred ninety-nine".
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