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17152994081 = 193704312619
BaseRepresentation
bin11111111100110010…
…11110101100100001
31122021102101101100002
433332121132230201
5240112131302311
611514024105345
71145032021046
oct177631365441
948242341302
1017152994081
117302466373
1233a8605255
131804900052
14b8a1471cd
156a5d4893b
hex3fe65eb21

17152994081 has 8 divisors (see below), whose sum is σ = 17245684320. Its totient is φ = 17060343552.

The previous prime is 17152994071. The next prime is 17152994093. The reversal of 17152994081 is 18049925171.

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 17152994081 - 210 = 17152993057 is a prime.

It is a super-2 number, since 2×171529940812 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (17152994071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1352990 + ... + 1365608.

It is an arithmetic number, because the mean of its divisors is an integer number (2155710540).

Almost surely, 217152994081 is an apocalyptic number.

It is an amenable number.

17152994081 is a deficient number, since it is larger than the sum of its proper divisors (92690239).

17152994081 is a wasteful number, since it uses less digits than its factorization.

17152994081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19855.

The product of its (nonzero) digits is 181440, while the sum is 47.

The spelling of 17152994081 in words is "seventeen billion, one hundred fifty-two million, nine hundred ninety-four thousand, eighty-one".

Divisors: 1 193 7043 12619 1359299 2435467 88875617 17152994081