Base | Representation |
---|---|
bin | 1000010010010001111010 |
3 | 11002100110102 |
4 | 20102101322 |
5 | 1024001101 |
6 | 114315402 |
7 | 24314303 |
oct | 10222172 |
9 | 4070412 |
10 | 2172026 |
11 | 125396a |
12 | 888b62 |
13 | 5b082c |
14 | 4077aa |
15 | 2cd86b |
hex | 21247a |
2172026 has 16 divisors (see below), whose sum is σ = 3369600. Its totient is φ = 1049568.
The previous prime is 2172007. The next prime is 2172031. The reversal of 2172026 is 6202712.
It is a junction number, because it is equal to n+sod(n) for n = 2171989 and 2172007.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9206 + ... + 9438.
It is an arithmetic number, because the mean of its divisors is an integer number (210600).
22172026 is an apocalyptic number.
2172026 is a deficient number, since it is larger than the sum of its proper divisors (1197574).
2172026 is a wasteful number, since it uses less digits than its factorization.
2172026 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 373.
The product of its (nonzero) digits is 336, while the sum is 20.
The square root of 2172026 is about 1473.7794950399. The cubic root of 2172026 is about 129.5055378440.
Adding to 2172026 its reverse (6202712), we get a palindrome (8374738).
The spelling of 2172026 in words is "two million, one hundred seventy-two thousand, twenty-six".
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