[go: up one dir, main page]

Search a number
-
+
32020141 = 41597699
BaseRepresentation
bin111101000100…
…1011010101101
32020020210101011
41322021122231
531144121031
63102145221
7536111116
oct172113255
966223334
1032020141
111709022a
12a882211
13683163a
14437720d
152c276b1
hex1e896ad

32020141 has 4 divisors (see below), whose sum is σ = 32032000. Its totient is φ = 32008284.

The previous prime is 32020127. The next prime is 32020159. The reversal of 32020141 is 14102023.

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 a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 14102023 = 131084771.

It is a cyclic number.

It is not a de Polignac number, because 32020141 - 27 = 32020013 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32020441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 310 + ... + 8008.

It is an arithmetic number, because the mean of its divisors is an integer number (8008000).

Almost surely, 232020141 is an apocalyptic number.

It is an amenable number.

32020141 is a deficient number, since it is larger than the sum of its proper divisors (11859).

32020141 is an equidigital number, since it uses as much as digits as its factorization.

32020141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11858.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 32020141 is about 5658.6341991686. The cubic root of 32020141 is about 317.5468044336.

Adding to 32020141 its reverse (14102023), we get a palindrome (46122164).

The spelling of 32020141 in words is "thirty-two million, twenty thousand, one hundred forty-one".

Divisors: 1 4159 7699 32020141