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2063780 = 225195431
BaseRepresentation
bin111110111110110100100
310212211222022
413313312210
51012020110
6112122312
723353565
oct7676644
93784868
102063780
11118a604
12836398
13573494
143ba16c
152ab755
hex1f7da4

2063780 has 24 divisors (see below), whose sum is σ = 4562880. Its totient is φ = 781920.

The previous prime is 2063779. The next prime is 2063797. The reversal of 2063780 is 873602.

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, 2336 + ... + 3095.

It is an arithmetic number, because the mean of its divisors is an integer number (190120).

22063780 is an apocalyptic number.

2063780 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2063780 is an abundant number, since it is smaller than the sum of its proper divisors (2499100).

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

2063780 is a wasteful number, since it uses less digits than its factorization.

2063780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5459 (or 5457 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 2063780 is about 1436.5862313137. The cubic root of 2063780 is about 127.3174113354.

The spelling of 2063780 in words is "two million, sixty-three thousand, seven hundred eighty".

Divisors: 1 2 4 5 10 19 20 38 76 95 190 380 5431 10862 21724 27155 54310 103189 108620 206378 412756 515945 1031890 2063780