Search a number
-
+
2066020 = 225119391
BaseRepresentation
bin111111000011001100100
310212222001021
413320121210
51012103040
6112140524
723363245
oct7703144
93788037
102066020
111191260
12837744
135744c8
143baccc
152ac24a
hex1f8664

2066020 has 24 divisors (see below), whose sum is σ = 4733568. Its totient is φ = 751200.

The previous prime is 2066017. The next prime is 2066033. The reversal of 2066020 is 206602.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 2065985 and 2066003.

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 7 ways as a sum of consecutive naturals, for example, 4476 + ... + 4915.

It is an arithmetic number, because the mean of its divisors is an integer number (197232).

22066020 is an apocalyptic number.

2066020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2066020 is an abundant number, since it is smaller than the sum of its proper divisors (2667548).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2066020 is a wasteful number, since it uses less digits than its factorization.

2066020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9411 (or 9409 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2066020 is about 1437.3656458953. The cubic root of 2066020 is about 127.3634575682.

It can be divided in two parts, 206 and 6020, that added together give a palindrome (6226).

The spelling of 2066020 in words is "two million, sixty-six thousand, twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 9391 18782 37564 46955 93910 103301 187820 206602 413204 516505 1033010 2066020