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76368789 = 32710711329
BaseRepresentation
bin1001000110101…
…00101110010101
312022200221021200
410203110232111
5124022300124
611324503113
71615060350
oct443245625
9168627250
1076368789
113a121002
12216aaa99
1312a8b643
14a1dd297
156a87bc9
hex48d4b95

76368789 has 24 divisors (see below), whose sum is σ = 127258560. Its totient is φ = 43227648.

The previous prime is 76368769. The next prime is 76368793. The reversal of 76368789 is 98786367.

It is not a de Polignac number, because 76368789 - 25 = 76368757 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76368769) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 1077 + ... + 12405.

It is an arithmetic number, because the mean of its divisors is an integer number (5302440).

Almost surely, 276368789 is an apocalyptic number.

It is an amenable number.

76368789 is a deficient number, since it is larger than the sum of its proper divisors (50889771).

76368789 is a wasteful number, since it uses less digits than its factorization.

76368789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11449 (or 11446 counting only the distinct ones).

The product of its digits is 3048192, while the sum is 54.

The square root of 76368789 is about 8738.9237895750. The cubic root of 76368789 is about 424.2663957952.

The spelling of 76368789 in words is "seventy-six million, three hundred sixty-eight thousand, seven hundred eighty-nine".

Divisors: 1 3 7 9 21 63 107 321 749 963 2247 6741 11329 33987 79303 101961 237909 713727 1212203 3636609 8485421 10909827 25456263 76368789