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32028041 = 43174311
BaseRepresentation
bin111101000101…
…1010110001001
32020021012012202
41322023112021
531144344131
63102245545
7536143133
oct172132611
966235182
1032028041
1117096161
12a8868b5
136835106
14437a053
152c29bcb
hex1e8b589

32028041 has 4 divisors (see below), whose sum is σ = 32102784. Its totient is φ = 31953300.

The previous prime is 32028037. The next prime is 32028047. The reversal of 32028041 is 14082023.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 14082023 = 29485587.

It is a cyclic number.

It is not a de Polignac number, because 32028041 - 22 = 32028037 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32028047) 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 3 ways as a sum of consecutive naturals, for example, 36725 + ... + 37586.

It is an arithmetic number, because the mean of its divisors is an integer number (8025696).

Almost surely, 232028041 is an apocalyptic number.

It is an amenable number.

32028041 is a deficient number, since it is larger than the sum of its proper divisors (74743).

32028041 is an equidigital number, since it uses as much as digits as its factorization.

32028041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74742.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 32028041 is about 5659.3322044213. The cubic root of 32028041 is about 317.5729173050.

The spelling of 32028041 in words is "thirty-two million, twenty-eight thousand, forty-one".

Divisors: 1 431 74311 32028041