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16028341 = 721093001
BaseRepresentation
bin111101001001…
…001010110101
31010011022202021
4331021022311
513100401331
61331313141
7253144600
oct75111265
933138667
1016028341
11905836a
12544b7b1
133422734
1421b3337
151619211
hexf492b5

16028341 has 12 divisors (see below), whose sum is σ = 18822540. Its totient is φ = 13608000.

The previous prime is 16028339. The next prime is 16028347. The reversal of 16028341 is 14382061.

It can be written as a sum of positive squares in 2 ways, for example, as 9922500 + 6105841 = 3150^2 + 2471^2 .

It is not a de Polignac number, because 16028341 - 21 = 16028339 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16028347) 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 11 ways as a sum of consecutive naturals, for example, 3841 + ... + 6841.

It is an arithmetic number, because the mean of its divisors is an integer number (1568545).

Almost surely, 216028341 is an apocalyptic number.

It is an amenable number.

16028341 is a deficient number, since it is larger than the sum of its proper divisors (2794199).

16028341 is a wasteful number, since it uses less digits than its factorization.

16028341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3124 (or 3117 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 16028341 is about 4003.5410576139. The cubic root of 16028341 is about 252.1329031465.

The spelling of 16028341 in words is "sixteen million, twenty-eight thousand, three hundred forty-one".

Divisors: 1 7 49 109 763 3001 5341 21007 147049 327109 2289763 16028341