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16898660363 = 131968415629
BaseRepresentation
bin11111011110011110…
…10001100000001011
31121121200210220001202
433233033101200023
5234102024112423
611432500534415
71135523146244
oct175717214013
947550726052
1016898660363
117191942712
1233373b140b
131794000c20
14b6445dccb
1568d85a728
hex3ef3d180b

16898660363 has 8 divisors (see below), whose sum is σ = 19156376400. Its totient is φ = 14777775648.

The previous prime is 16898660357. The next prime is 16898660393. The reversal of 16898660363 is 36306689861.

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 16898660363 - 230 = 15824918539 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16898660299 and 16898660308.

It is not an unprimeable number, because it can be changed into a prime (16898660323) 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 7 ways as a sum of consecutive naturals, for example, 34207568 + ... + 34208061.

It is an arithmetic number, because the mean of its divisors is an integer number (2394547050).

Almost surely, 216898660363 is an apocalyptic number.

16898660363 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

16898660363 is a deficient number, since it is larger than the sum of its proper divisors (2257716037).

16898660363 is a wasteful number, since it uses less digits than its factorization.

16898660363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68415661.

The product of its (nonzero) digits is 6718464, while the sum is 56.

The spelling of 16898660363 in words is "sixteen billion, eight hundred ninety-eight million, six hundred sixty thousand, three hundred sixty-three".

Divisors: 1 13 19 247 68415629 889403177 1299896951 16898660363