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130328392 = 2317967991
BaseRepresentation
bin1111100010010…
…10011101001000
3100002020100221111
413301022131020
5231331002032
620533220104
73141526105
oct761123510
9302210844
10130328392
1167626717
1237791634
13210020bc
1413447aac
15b695c47
hex7c4a748

130328392 has 32 divisors (see below), whose sum is σ = 259269120. Its totient is φ = 61205760.

The previous prime is 130328383. The next prime is 130328411. The reversal of 130328392 is 293823031.

It is a super-2 number, since 2×1303283922 = 33970979522611328, which contains 22 as substring.

It is a plaindrome in base 14.

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 7 ways as a sum of consecutive naturals, for example, 131017 + ... + 132007.

It is an arithmetic number, because the mean of its divisors is an integer number (8102160).

Almost surely, 2130328392 is an apocalyptic number.

It is an amenable number.

130328392 is a deficient number, since it is larger than the sum of its proper divisors (128940728).

130328392 is a wasteful number, since it uses less digits than its factorization.

130328392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1981 (or 1977 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 130328392 is about 11416.1461097868. The cubic root of 130328392 is about 507.0058989364.

The spelling of 130328392 in words is "one hundred thirty million, three hundred twenty-eight thousand, three hundred ninety-two".

Divisors: 1 2 4 8 17 34 68 136 967 991 1934 1982 3868 3964 7736 7928 16439 16847 32878 33694 65756 67388 131512 134776 958297 1916594 3833188 7666376 16291049 32582098 65164196 130328392