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3030220080 = 2432517376691
BaseRepresentation
bin1011010010011101…
…0111110100110000
321211011220010111100
42310213113310300
522201214020310
61220404044400
7135043305606
oct26447276460
97734803440
103030220080
111315531218
12706993700
13393a35744
1420a631876
1512b062ec0
hexb49d7d30

3030220080 has 240 divisors, whose sum is σ = 11067979104. Its totient is φ = 739860480.

The previous prime is 3030220057. The next prime is 3030220093. The reversal of 3030220080 is 800220303.

It is a tau number, because it is divible by the number of its divisors (240).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 449535 + ... + 456225.

Almost surely, 23030220080 is an apocalyptic number.

3030220080 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 3030220080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5533989552).

3030220080 is an abundant number, since it is smaller than the sum of its proper divisors (8037759024).

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

3030220080 is a wasteful number, since it uses less digits than its factorization.

3030220080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6764 (or 6755 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 3030220080 is about 55047.4348176189. The cubic root of 3030220080 is about 1447.0761661031.

Adding to 3030220080 its reverse (800220303), we get a palindrome (3830440383).

The spelling of 3030220080 in words is "three billion, thirty million, two hundred twenty thousand, eighty".