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130032866 = 2385116883
BaseRepresentation
bin1111100000000…
…10010011100010
3100001200100120002
413300002103202
5231242022431
620523020002
73136155365
oct760022342
9301610502
10130032866
1167444687
123766a602
1320c2a732
14133ac0dc
15b6383cb
hex7c024e2

130032866 has 8 divisors (see below), whose sum is σ = 195111504. Its totient is φ = 64995700.

The previous prime is 130032811. The next prime is 130032883. The reversal of 130032866 is 668230031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 740 + ... + 16143.

It is an arithmetic number, because the mean of its divisors is an integer number (24388938).

Almost surely, 2130032866 is an apocalyptic number.

130032866 is a deficient number, since it is larger than the sum of its proper divisors (65078638).

130032866 is a wasteful number, since it uses less digits than its factorization.

130032866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20736.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 130032866 is about 11403.1954293522. The cubic root of 130032866 is about 506.6223886937.

Adding to 130032866 its reverse (668230031), we get a palindrome (798262897).

The spelling of 130032866 in words is "one hundred thirty million, thirty-two thousand, eight hundred sixty-six".

Divisors: 1 2 3851 7702 16883 33766 65016433 130032866