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17994309482 = 216995295559
BaseRepresentation
bin10000110000100010…
…110101111101101010
31201110001110122002202
4100300202311331222
5243323020400412
612133320300202
71204626051452
oct206042657552
951401418082
1017994309482
1176a4356056
1235a2311662
131909cba406
14c29b88d62
15704b323c2
hex4308b5f6a

17994309482 has 8 divisors (see below), whose sum is σ = 27007356000. Its totient is φ = 8991857484.

The previous prime is 17994309457. The next prime is 17994309511. The reversal of 17994309482 is 28490349971.

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 (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2644382 + ... + 2651177.

It is an arithmetic number, because the mean of its divisors is an integer number (3375919500).

Almost surely, 217994309482 is an apocalyptic number.

17994309482 is a deficient number, since it is larger than the sum of its proper divisors (9013046518).

17994309482 is a wasteful number, since it uses less digits than its factorization.

17994309482 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5297260.

The product of its (nonzero) digits is 3919104, while the sum is 56.

The spelling of 17994309482 in words is "seventeen billion, nine hundred ninety-four million, three hundred nine thousand, four hundred eighty-two".

Divisors: 1 2 1699 3398 5295559 10591118 8997154741 17994309482