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14971480163 = 313733073947
BaseRepresentation
bin11011111000101111…
…01010100001100011
31102122101110222211022
431330113222201203
5221130144331123
610513334440055
71040002324133
oct157427524143
942571428738
1014971480163
116393012702
122a99b0302b
131547971a03
14a2051cac3
155c957e1c8
hex37c5ea863

14971480163 has 16 divisors (see below), whose sum is σ = 15880940544. Its totient is φ = 14089114080.

The previous prime is 14971480129. The next prime is 14971480169. The reversal of 14971480163 is 36108417941.

It is a Cunningham number, because it is equal to 1223582-1.

It is a cyclic number.

It is not a de Polignac number, because 14971480163 - 26 = 14971480099 is a prime.

It is a super-2 number, since 2×149714801632 (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 (14971480169) 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 15 ways as a sum of consecutive naturals, for example, 3791156 + ... + 3795102.

It is an arithmetic number, because the mean of its divisors is an integer number (992558784).

Almost surely, 214971480163 is an apocalyptic number.

14971480163 is a deficient number, since it is larger than the sum of its proper divisors (909460381).

14971480163 is a wasteful number, since it uses less digits than its factorization.

14971480163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7322.

The product of its (nonzero) digits is 145152, while the sum is 44.

The spelling of 14971480163 in words is "fourteen billion, nine hundred seventy-one million, four hundred eighty thousand, one hundred sixty-three".

Divisors: 1 31 37 1147 3307 3947 102517 122357 122359 146039 3793129 4527209 13052729 404634599 482950973 14971480163