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30754690559 = 292988135491
BaseRepresentation
bin11100101001000111…
…110101010111111111
32221101100101011012022
4130221013311113333
51000441200044214
622043431430355
72136062361605
oct345107652777
987340334168
1030754690559
111205224823a
125b638253bb
132b91842868
1416ba77b875
15c00000d8e
hex7291f55ff

30754690559 has 8 divisors (see below), whose sum is σ = 31817158320. Its totient is φ = 29692353600.

The previous prime is 30754690543. The next prime is 30754690573. The reversal of 30754690559 is 95509645703.

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

It is a cyclic number.

It is not a de Polignac number, because 30754690559 - 24 = 30754690543 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 30754690559.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30754690859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 848804 + ... + 884294.

It is an arithmetic number, because the mean of its divisors is an integer number (3977144790).

Almost surely, 230754690559 is an apocalyptic number.

30754690559 is a deficient number, since it is larger than the sum of its proper divisors (1062467761).

30754690559 is a wasteful number, since it uses less digits than its factorization.

30754690559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65401.

The product of its (nonzero) digits is 5103000, while the sum is 53.

The spelling of 30754690559 in words is "thirty billion, seven hundred fifty-four million, six hundred ninety thousand, five hundred fifty-nine".

Divisors: 1 29 29881 35491 866549 1029239 1060506571 30754690559