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130580328 = 2335440847
BaseRepresentation
bin1111100100001…
…11111101101000
3100002201011112110
413302013331220
5231412032303
620542442320
73143625444
oct762077550
9302634473
10130580328
1167788a2a
12378933a0
132108c988
14134b1824
15b6e5703
hex7c87f68

130580328 has 16 divisors (see below), whose sum is σ = 326450880. Its totient is φ = 43526768.

The previous prime is 130580327. The next prime is 130580347. The reversal of 130580328 is 823085031.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 130580295 and 130580304.

It is not an unprimeable number, because it can be changed into a prime (130580323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2720400 + ... + 2720447.

It is an arithmetic number, because the mean of its divisors is an integer number (20403180).

Almost surely, 2130580328 is an apocalyptic number.

It is an amenable number.

130580328 is an abundant number, since it is smaller than the sum of its proper divisors (195870552).

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

130580328 is a wasteful number, since it uses less digits than its factorization.

130580328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5440856 (or 5440852 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 130580328 is about 11427.1749789701. The cubic root of 130580328 is about 507.3323840001.

The spelling of 130580328 in words is "one hundred thirty million, five hundred eighty thousand, three hundred twenty-eight".

Divisors: 1 2 3 4 6 8 12 24 5440847 10881694 16322541 21763388 32645082 43526776 65290164 130580328