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2825020 = 2251112841
BaseRepresentation
bin1010110001101100111100
312022112012101
422301230330
51210400040
6140314444
733004132
oct12615474
95275171
102825020
11165a530
12b42a24
1377bb13
14537752
153ac09a
hex2b1b3c

2825020 has 24 divisors (see below), whose sum is σ = 6472368. Its totient is φ = 1027200.

The previous prime is 2825003. The next prime is 2825033. The reversal of 2825020 is 205282.

It is a super-3 number, since 3×28250203 = 67637233397670024000, which contains 333 as substring.

It is a congruent number.

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, 6201 + ... + 6640.

It is an arithmetic number, because the mean of its divisors is an integer number (269682).

22825020 is an apocalyptic number.

2825020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2825020 is an abundant number, since it is smaller than the sum of its proper divisors (3647348).

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

2825020 is a wasteful number, since it uses less digits than its factorization.

2825020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12861 (or 12859 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 2825020 is about 1680.7795810278. The cubic root of 2825020 is about 141.3645480084.

The spelling of 2825020 in words is "two million, eight hundred twenty-five thousand, twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 12841 25682 51364 64205 128410 141251 256820 282502 565004 706255 1412510 2825020