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2016494481 = 31129595363
BaseRepresentation
bin111100000110001…
…0100001110010001
312012112101112101210
41320030110032101
513112210310411
6532032250333
7100653630441
oct17014241621
95175345353
102016494481
11945293171
124833a09a9
13261a01001
14151b50121
15bc06eca6
hex78314391

2016494481 has 8 divisors (see below), whose sum is σ = 2691045280. Its totient is φ = 1343136672.

The previous prime is 2016494461. The next prime is 2016494483. The reversal of 2016494481 is 1844946102.

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

It is not a de Polignac number, because 2016494481 - 214 = 2016478097 is a prime.

It is a super-2 number, since 2×20164944812 = 8132499983806918722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2016494483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 294295 + ... + 301068.

It is an arithmetic number, because the mean of its divisors is an integer number (336380660).

Almost surely, 22016494481 is an apocalyptic number.

It is an amenable number.

2016494481 is a deficient number, since it is larger than the sum of its proper divisors (674550799).

2016494481 is a wasteful number, since it uses less digits than its factorization.

2016494481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 596495.

The product of its (nonzero) digits is 55296, while the sum is 39.

The square root of 2016494481 is about 44905.3947872636. The cubic root of 2016494481 is about 1263.3751954732.

The spelling of 2016494481 in words is "two billion, sixteen million, four hundred ninety-four thousand, four hundred eighty-one".

Divisors: 1 3 1129 3387 595363 1786089 672164827 2016494481