Base | Representation |
---|---|
bin | 111110100000011011100 |
3 | 10212001122000 |
4 | 13310003130 |
5 | 1011020340 |
6 | 111522300 |
7 | 23260326 |
oct | 7640334 |
9 | 3761560 |
10 | 2048220 |
11 | 1179949 |
12 | 829390 |
13 | 569385 |
14 | 3b4616 |
15 | 2a6d30 |
hex | 1f40dc |
2048220 has 48 divisors (see below), whose sum is σ = 6373920. Its totient is φ = 546048.
The previous prime is 2048203. The next prime is 2048231. The reversal of 2048220 is 228402.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an Ulam number.
It is a junction number, because it is equal to n+sod(n) for n = 2048193 and 2048202.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1357 + ... + 2436.
It is an arithmetic number, because the mean of its divisors is an integer number (132790).
22048220 is an apocalyptic number.
2048220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2048220 is an abundant number, since it is smaller than the sum of its proper divisors (4325700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2048220 is a wasteful number, since it uses less digits than its factorization.
2048220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3811 (or 3803 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 18.
The square root of 2048220 is about 1431.1603683725. The cubic root of 2048220 is about 126.9966312372.
It can be divided in two parts, 20482 and 20, that added together give a palindrome (20502).
The spelling of 2048220 in words is "two million, forty-eight thousand, two hundred twenty".
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