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2985020 = 225149251
BaseRepresentation
bin1011011000110000111100
312121122200022
423120300330
51231010040
6143551312
734241453
oct13306074
95548608
102985020
111759765
12bbb538
138068ac
14579b9a
153de6b5
hex2d8c3c

2985020 has 12 divisors (see below), whose sum is σ = 6268584. Its totient is φ = 1194000.

The previous prime is 2985011. The next prime is 2985029. The reversal of 2985020 is 205892.

2985020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2985011) and next prime (2985029).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2985029) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 74606 + ... + 74645.

It is an arithmetic number, because the mean of its divisors is an integer number (522382).

22985020 is an apocalyptic number.

2985020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2985020 is an abundant number, since it is smaller than the sum of its proper divisors (3283564).

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

2985020 is a wasteful number, since it uses less digits than its factorization.

2985020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149260 (or 149258 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 2985020 is about 1727.7210422982. The cubic root of 2985020 is about 143.9845019329.

The spelling of 2985020 in words is "two million, nine hundred eighty-five thousand, twenty".

Divisors: 1 2 4 5 10 20 149251 298502 597004 746255 1492510 2985020