Search a number
-
+
3020988 = 223298681
BaseRepresentation
bin1011100001100010111100
312200111000110
423201202330
51233132423
6144430020
734451355
oct13414274
95614013
103020988
111783793
121018310
1381a089
14588d2c
153ea193
hex2e18bc

3020988 has 24 divisors (see below), whose sum is σ = 7292880. Its totient is φ = 972160.

The previous prime is 3020971. The next prime is 3020989. The reversal of 3020988 is 8890203.

3020988 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×30209882 = 18252736992288, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3020989) 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 7 ways as a sum of consecutive naturals, for example, 3993 + ... + 4688.

It is an arithmetic number, because the mean of its divisors is an integer number (303870).

Almost surely, 23020988 is an apocalyptic number.

It is an amenable number.

3020988 is an abundant number, since it is smaller than the sum of its proper divisors (4271892).

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

3020988 is a wasteful number, since it uses less digits than its factorization.

3020988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8717 (or 8715 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 3020988 is about 1738.0989615094. The cubic root of 3020988 is about 144.5605083372.

The spelling of 3020988 in words is "three million, twenty thousand, nine hundred eighty-eight".

Divisors: 1 2 3 4 6 12 29 58 87 116 174 348 8681 17362 26043 34724 52086 104172 251749 503498 755247 1006996 1510494 3020988