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BaseRepresentation
bin100011001011100101
321022200002
4203023211
514102401
63031045
71140056
oct431345
9238602
10144101
11992a1
126b485
1350789
143a72d
152ca6b
hex232e5

144101 has 4 divisors (see below), whose sum is σ = 149100. Its totient is φ = 139104.

The previous prime is 144073. The next prime is 144103. The reversal of 144101 is 101441.

144101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 51076 + 93025 = 226^2 + 305^2 .

It is a cyclic number.

It is not a de Polignac number, because 144101 - 26 = 144037 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 (144103) 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, 2456 + ... + 2513.

It is an arithmetic number, because the mean of its divisors is an integer number (37275).

2144101 is an apocalyptic number.

It is an amenable number.

144101 is a deficient number, since it is larger than the sum of its proper divisors (4999).

144101 is an equidigital number, since it uses as much as digits as its factorization.

144101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4998.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 144101 is about 379.6063750782. The cubic root of 144101 is about 52.4270794129.

Adding to 144101 its reverse (101441), we get a palindrome (245542).

The spelling of 144101 in words is "one hundred forty-four thousand, one hundred one", and thus it is an iban number.

Divisors: 1 29 4969 144101