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141641 = 1391019
BaseRepresentation
bin100010100101001001
321012021222
4202211021
514013031
63011425
71126643
oct424511
9235258
10141641
1197465
1269b75
134c616
1439893
152be7b
hex22949

141641 has 4 divisors (see below), whose sum is σ = 142800. Its totient is φ = 140484.

The previous prime is 141637. The next prime is 141649. The reversal of 141641 is 146141.

141641 is nontrivially palindromic in base 14.

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.

It is a cyclic number.

It is not a de Polignac number, because 141641 - 22 = 141637 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (141649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 371 + ... + 648.

It is an arithmetic number, because the mean of its divisors is an integer number (35700).

2141641 is an apocalyptic number.

It is an amenable number.

141641 is a deficient number, since it is larger than the sum of its proper divisors (1159).

141641 is a wasteful number, since it uses less digits than its factorization.

141641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1158.

The product of its digits is 96, while the sum is 17.

The square root of 141641 is about 376.3522286370. The cubic root of 141641 is about 52.1270316288.

Adding to 141641 its reverse (146141), we get a palindrome (287782).

The spelling of 141641 in words is "one hundred forty-one thousand, six hundred forty-one".

Divisors: 1 139 1019 141641