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2084143 = 2971867
BaseRepresentation
bin111111100110100101111
310220212220111
413330310233
51013143033
6112400451
723500135
oct7746457
93825814
102084143
1111a3936
12846127
1357c829
143c3755
152b27cd
hex1fcd2f

2084143 has 4 divisors (see below), whose sum is σ = 2156040. Its totient is φ = 2012248.

The previous prime is 2084141. The next prime is 2084179. The reversal of 2084143 is 3414802.

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

It is a cyclic number.

It is not a de Polignac number, because 2084143 - 21 = 2084141 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2084141) 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, 35905 + ... + 35962.

It is an arithmetic number, because the mean of its divisors is an integer number (539010).

22084143 is an apocalyptic number.

2084143 is a deficient number, since it is larger than the sum of its proper divisors (71897).

2084143 is an equidigital number, since it uses as much as digits as its factorization.

2084143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71896.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 2084143 is about 1443.6561224890. The cubic root of 2084143 is about 127.7347820614.

Adding to 2084143 its reverse (3414802), we get a palindrome (5498945).

The spelling of 2084143 in words is "two million, eighty-four thousand, one hundred forty-three".

Divisors: 1 29 71867 2084143