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3030102144 = 2732127139149
BaseRepresentation
bin1011010010011011…
…1011000010000000
321211011200010201100
42310212323002000
522201201232034
61220401334400
7135042305016
oct26446730200
97734603640
103030102144
111315460653
12706937400
133939c3b64
1420a6008b6
1512b03d099
hexb49bb080

3030102144 has 192 divisors, whose sum is σ = 8910720000. Its totient is φ = 988194816.

The previous prime is 3030102073. The next prime is 3030102157. The reversal of 3030102144 is 4412010303.

It is a tau number, because it is divible by the number of its divisors (192).

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 (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20336182 + ... + 20336330.

It is an arithmetic number, because the mean of its divisors is an integer number (46410000).

Almost surely, 23030102144 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3030102144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4455360000).

3030102144 is an abundant number, since it is smaller than the sum of its proper divisors (5880617856).

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

3030102144 is a wasteful number, since it uses less digits than its factorization.

3030102144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435 (or 420 counting only the distinct ones).

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

The square root of 3030102144 is about 55046.3635856175. The cubic root of 3030102144 is about 1447.0573924844.

Adding to 3030102144 its reverse (4412010303), we get a palindrome (7442112447).

The spelling of 3030102144 in words is "three billion, thirty million, one hundred two thousand, one hundred forty-four".