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12009529743 = 336529109589
BaseRepresentation
bin10110010111101001…
…01110000110001111
31010222222001022200220
423023310232012033
5144043414422433
65303405522423
7603415214151
oct131364560617
933888038626
1012009529743
1151030804a2
1223b1b73413
131195120323
1481cdbcad1
154a45042b3
hex2cbd2e18f

12009529743 has 8 divisors (see below), whose sum is σ = 16013290800. Its totient is φ = 8006060928.

The previous prime is 12009529739. The next prime is 12009529751. The reversal of 12009529743 is 34792590021.

It is a Cunningham number, because it is equal to 1095882-1.

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

It is not a de Polignac number, because 12009529743 - 22 = 12009529739 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12009529695 and 12009529704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12009529643) 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 7 ways as a sum of consecutive naturals, for example, 54793 + ... + 164381.

It is an arithmetic number, because the mean of its divisors is an integer number (2001661350).

Almost surely, 212009529743 is an apocalyptic number.

12009529743 is a deficient number, since it is larger than the sum of its proper divisors (4003761057).

12009529743 is a wasteful number, since it uses less digits than its factorization.

12009529743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146121.

The product of its (nonzero) digits is 136080, while the sum is 42.

The spelling of 12009529743 in words is "twelve billion, nine million, five hundred twenty-nine thousand, seven hundred forty-three".

Divisors: 1 3 36529 109587 109589 328767 4003176581 12009529743