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3001489380 = 2232516674941
BaseRepresentation
bin1011001011100111…
…0001011111100100
321202011211110101100
42302321301133210
522121340130010
61213500200100
7134244144621
oct26271613744
97664743340
103001489380
11130029843a
126b9239030
1338aab6426
142068b3348
1512878a2c0
hexb2e717e4

3001489380 has 36 divisors (see below), whose sum is σ = 9104518332. Its totient is φ = 800397120.

The previous prime is 3001489367. The next prime is 3001489427. The reversal of 3001489380 is 839841003.

It can be written as a sum of positive squares in 2 ways, for example, as 556582464 + 2444906916 = 23592^2 + 49446^2 .

It is a tau number, because it is divible by the number of its divisors (36).

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8337291 + ... + 8337650.

It is an arithmetic number, because the mean of its divisors is an integer number (252903287).

Almost surely, 23001489380 is an apocalyptic number.

3001489380 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3001489380 is an abundant number, since it is smaller than the sum of its proper divisors (6103028952).

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

3001489380 is a wasteful number, since it uses less digits than its factorization.

3001489380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16674956 (or 16674951 counting only the distinct ones).

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

The square root of 3001489380 is about 54785.8501804982. The cubic root of 3001489380 is about 1442.4882038950.

The spelling of 3001489380 in words is "three billion, one million, four hundred eighty-nine thousand, three hundred eighty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 180 16674941 33349882 50024823 66699764 83374705 100049646 150074469 166749410 200099292 250124115 300148938 333498820 500248230 600297876 750372345 1000496460 1500744690 3001489380