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3251330980 = 225162566549
BaseRepresentation
bin1100000111001011…
…0101111110100100
322101120221201121221
43001302311332210
523124320042410
61254343150124
7143366600032
oct30162657644
98346851557
103251330980
1114193230a7
12768a45344
133ca7a19b1
1422bb4b552
1514068c4da
hexc1cb5fa4

3251330980 has 12 divisors (see below), whose sum is σ = 6827795100. Its totient is φ = 1300532384.

The previous prime is 3251330963. The next prime is 3251330981. The reversal of 3251330980 is 890331523.

It can be written as a sum of positive squares in 2 ways, for example, as 2407079844 + 844251136 = 49062^2 + 29056^2 .

It is not an unprimeable number, because it can be changed into a prime (3251330981) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 81283255 + ... + 81283294.

It is an arithmetic number, because the mean of its divisors is an integer number (568982925).

Almost surely, 23251330980 is an apocalyptic number.

It is an amenable number.

3251330980 is an abundant number, since it is smaller than the sum of its proper divisors (3576464120).

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

3251330980 is a wasteful number, since it uses less digits than its factorization.

3251330980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162566558 (or 162566556 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 3251330980 is about 57020.4435268615. The cubic root of 3251330980 is about 1481.4502129152.

The spelling of 3251330980 in words is "three billion, two hundred fifty-one million, three hundred thirty thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 162566549 325133098 650266196 812832745 1625665490 3251330980