Base | Representation |
---|---|
bin | 111110101001… |
… | …000101101010 |
3 | 1010220021200120 |
4 | 332221011222 |
5 | 13200434401 |
6 | 1343544110 |
7 | 256402203 |
oct | 76510552 |
9 | 33807616 |
10 | 16421226 |
11 | 92a6568 |
12 | 55bb036 |
13 | 352c503 |
14 | 22765aa |
15 | 1695836 |
hex | fa916a |
16421226 has 16 divisors (see below), whose sum is σ = 32894400. Its totient is φ = 5465088.
The previous prime is 16421213. The next prime is 16421233. The reversal of 16421226 is 62212461.
It is a junction number, because it is equal to n+sod(n) for n = 16421196 and 16421205.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 2835 + ... + 6393.
It is an arithmetic number, because the mean of its divisors is an integer number (2055900).
Almost surely, 216421226 is an apocalyptic number.
16421226 is an abundant number, since it is smaller than the sum of its proper divisors (16473174).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16421226 is a wasteful number, since it uses less digits than its factorization.
16421226 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4333.
The product of its digits is 1152, while the sum is 24.
The square root of 16421226 is about 4052.3111923938. The cubic root of 16421226 is about 254.1763815093.
Adding to 16421226 its reverse (62212461), we get a palindrome (78633687).
The spelling of 16421226 in words is "sixteen million, four hundred twenty-one thousand, two hundred twenty-six".
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