Search a number
-
+
2101141 = 7300163
BaseRepresentation
bin1000000000111110010101
310221202020001
420000332111
51014214031
6113011301
723600530
oct10007625
93852201
102101141
111205689
12853b31
135874a3
143c9a17
152b7861
hex200f95

2101141 has 4 divisors (see below), whose sum is σ = 2401312. Its totient is φ = 1800972.

The previous prime is 2101139. The next prime is 2101157. The reversal of 2101141 is 1411012.

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 2101141 - 21 = 2101139 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101111) 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, 150075 + ... + 150088.

It is an arithmetic number, because the mean of its divisors is an integer number (600328).

22101141 is an apocalyptic number.

It is an amenable number.

2101141 is a deficient number, since it is larger than the sum of its proper divisors (300171).

2101141 is an equidigital number, since it uses as much as digits as its factorization.

2101141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300170.

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 2101141 is about 1449.5313035599. The cubic root of 2101141 is about 128.0811050111.

Adding to 2101141 its reverse (1411012), we get a palindrome (3512153).

The spelling of 2101141 in words is "two million, one hundred one thousand, one hundred forty-one".

Divisors: 1 7 300163 2101141