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3028690080 = 25325131731307
BaseRepresentation
bin1011010010000110…
…0010010010100000
321211002000101201200
42310201202102200
522200321040310
61220311201200
7135024304143
oct26441422240
97732011650
103028690080
111314686759
12706376200
1339361b210
1420a35405a
1512ad5e9c0
hexb48624a0

3028690080 has 576 divisors, whose sum is σ = 12204960768. Its totient is φ = 676823040.

The previous prime is 3028690057. The next prime is 3028690087. The reversal of 3028690080 is 800968203.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (3028690087) 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 95 ways as a sum of consecutive naturals, for example, 9865287 + ... + 9865593.

It is an arithmetic number, because the mean of its divisors is an integer number (21189168).

Almost surely, 23028690080 is an apocalyptic number.

3028690080 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3028690080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6102480384).

3028690080 is an abundant number, since it is smaller than the sum of its proper divisors (9176270688).

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

3028690080 is a wasteful number, since it uses less digits than its factorization.

3028690080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389 (or 378 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 3028690080 is about 55033.5359576322. The cubic root of 3028690080 is about 1446.8325755155.

The spelling of 3028690080 in words is "three billion, twenty-eight million, six hundred ninety thousand, eighty".