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16232141 = 29219301
BaseRepresentation
bin111101111010…
…111011001101
31010112200022102
4331322323031
513123412031
61335524445
7254654012
oct75727315
933480272
1016232141
1191874a2
125529725
133494423
142227709
1516597cb
hexf7aecd

16232141 has 6 divisors (see below), whose sum is σ = 16812042. Its totient is φ = 15671600.

The previous prime is 16232131. The next prime is 16232149. The reversal of 16232141 is 14123261.

It can be written as a sum of positive squares in 3 ways, for example, as 3062500 + 13169641 = 1750^2 + 3629^2 .

It is not a de Polignac number, because 16232141 - 218 = 15969997 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16232149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8810 + ... + 10491.

It is an arithmetic number, because the mean of its divisors is an integer number (2802007).

Almost surely, 216232141 is an apocalyptic number.

It is an amenable number.

16232141 is a deficient number, since it is larger than the sum of its proper divisors (579901).

16232141 is an equidigital number, since it uses as much as digits as its factorization.

16232141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19359 (or 19330 counting only the distinct ones).

The product of its digits is 288, while the sum is 20.

The square root of 16232141 is about 4028.9131288724. The cubic root of 16232141 is about 253.1970271275.

The spelling of 16232141 in words is "sixteen million, two hundred thirty-two thousand, one hundred forty-one".

Divisors: 1 29 841 19301 559729 16232141