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3005550240 = 2535721111617
BaseRepresentation
bin1011001100100101…
…0000111010100000
321202110110202211120
42303021100322200
522123410101430
61214123212240
7134323520100
oct26311207240
97673422746
103005550240
111302611420
126ba677080
1338b8a88c4
1420724d200
15128cdd610
hexb3250ea0

3005550240 has 288 divisors, whose sum is σ = 12015428544. Its totient is φ = 624476160.

The previous prime is 3005550239. The next prime is 3005550257. The reversal of 3005550240 is 420555003.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 3005550240.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 252912 + ... + 264528.

It is an arithmetic number, because the mean of its divisors is an integer number (41720238).

Almost surely, 23005550240 is an apocalyptic number.

3005550240 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 3005550240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6007714272).

3005550240 is an abundant number, since it is smaller than the sum of its proper divisors (9009878304).

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

3005550240 is a wasteful number, since it uses less digits than its factorization.

3005550240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11660 (or 11645 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 24.

The square root of 3005550240 is about 54822.8988653464. The cubic root of 3005550240 is about 1443.1384480626.

The spelling of 3005550240 in words is "three billion, five million, five hundred fifty thousand, two hundred forty".