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16471886053 = 73175907309
BaseRepresentation
bin11110101011100110…
…10000100011100101
31120111221202111202211
433111303100203211
5232213300323203
611322253403421
71122121502260
oct172563204345
946457674684
1016471886053
116a92a4a877
123238499571
13172677694c
14b238c9cd7
15666158c6d
hex3d5cd08e5

16471886053 has 8 divisors (see below), whose sum is σ = 19432271360. Its totient is φ = 13663315440.

The previous prime is 16471886047. The next prime is 16471886111. The reversal of 16471886053 is 35068817461.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-16471886053 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16471885988 and 16471886006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16471880053) 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, 37953438 + ... + 37953871.

It is an arithmetic number, because the mean of its divisors is an integer number (2429033920).

Almost surely, 216471886053 is an apocalyptic number.

It is an amenable number.

16471886053 is a deficient number, since it is larger than the sum of its proper divisors (2960385307).

16471886053 is an equidigital number, since it uses as much as digits as its factorization.

16471886053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75907347.

The product of its (nonzero) digits is 967680, while the sum is 49.

The spelling of 16471886053 in words is "sixteen billion, four hundred seventy-one million, eight hundred eighty-six thousand, fifty-three".

Divisors: 1 7 31 217 75907309 531351163 2353126579 16471886053