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56304095409 = 34103265521
BaseRepresentation
bin110100011011111111…
…000101000010110001
312101022221002101210000
4310123333011002301
51410302322023114
641511000100213
74032160625442
oct643377050261
9171287071700
1056304095409
1121973215261
12aab4164669
135403b3b6b3
142a21a9b2c9
1516e8049e09
hexd1bfc50b1

56304095409 has 30 divisors (see below), whose sum is σ = 84934399506. Its totient is φ = 37171068480.

The previous prime is 56304095383. The next prime is 56304095413. The reversal of 56304095409 is 90459040365.

56304095409 is a `hidden beast` number, since 5 + 63 + 0 + 40 + 9 + 540 + 9 = 666.

It can be written as a sum of positive squares in only one way, i.e., 49497350400 + 6806745009 = 222480^2 + 82503^2 .

It is not a de Polignac number, because 56304095409 - 28 = 56304095153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56304093409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 826569 + ... + 892089.

Almost surely, 256304095409 is an apocalyptic number.

It is an amenable number.

56304095409 is a deficient number, since it is larger than the sum of its proper divisors (28630304097).

56304095409 is an equidigital number, since it uses as much as digits as its factorization.

56304095409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65739 (or 65627 counting only the distinct ones).

The product of its (nonzero) digits is 583200, while the sum is 45.

The spelling of 56304095409 in words is "fifty-six billion, three hundred four million, ninety-five thousand, four hundred nine".

Divisors: 1 3 9 27 81 103 309 927 2781 8343 10609 31827 65521 95481 196563 286443 589689 859329 1769067 5307201 6748663 20245989 60737967 182213901 546641703 695112289 2085336867 6256010601 18768031803 56304095409