Base | Representation |
---|---|
bin | 11111011000100010101110 |
3 | 120110222022100 |
4 | 133120202232 |
5 | 4101230430 |
6 | 452155530 |
7 | 126633252 |
oct | 37304256 |
9 | 16428270 |
10 | 8226990 |
11 | 470a072 |
12 | 2908ba6 |
13 | 1920855 |
14 | 1142262 |
15 | ac7960 |
hex | 7d88ae |
8226990 has 24 divisors (see below), whose sum is σ = 21390408. Its totient is φ = 2193840.
The previous prime is 8226989. The next prime is 8226991. The reversal of 8226990 is 996228.
It is an interprime number because it is at equal distance from previous prime (8226989) and next prime (8226991).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8226991) 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, 45616 + ... + 45795.
It is an arithmetic number, because the mean of its divisors is an integer number (891267).
Almost surely, 28226990 is an apocalyptic number.
8226990 is an abundant number, since it is smaller than the sum of its proper divisors (13163418).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8226990 is a wasteful number, since it uses less digits than its factorization.
8226990 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 91424 (or 91421 counting only the distinct ones).
The product of its (nonzero) digits is 15552, while the sum is 36.
The square root of 8226990 is about 2868.2729995591. The cubic root of 8226990 is about 201.8739696804.
It can be divided in two parts, 8226 and 990, that added together give a square (9216 = 962).
The spelling of 8226990 in words is "eight million, two hundred twenty-six thousand, nine hundred ninety".
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