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2055043 = 4150123
BaseRepresentation
bin111110101101110000011
310212101222201
413311232003
51011230133
6112014031
723316244
oct7655603
93771881
102055043
111183a91
12831317
1356c503
143b6ccb
152a8d7d
hex1f5b83

2055043 has 4 divisors (see below), whose sum is σ = 2105208. Its totient is φ = 2004880.

The previous prime is 2055041. The next prime is 2055061. The reversal of 2055043 is 3405502.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3405502 = 21702751.

It is a cyclic number.

It is not a de Polignac number, because 2055043 - 21 = 2055041 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2055043.

It is not an unprimeable number, because it can be changed into a prime (2055041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25021 + ... + 25102.

It is an arithmetic number, because the mean of its divisors is an integer number (526302).

22055043 is an apocalyptic number.

2055043 is a deficient number, since it is larger than the sum of its proper divisors (50165).

2055043 is an equidigital number, since it uses as much as digits as its factorization.

2055043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50164.

The product of its (nonzero) digits is 600, while the sum is 19.

The square root of 2055043 is about 1433.5421165770. The cubic root of 2055043 is about 127.1374913721.

The spelling of 2055043 in words is "two million, fifty-five thousand, forty-three".

Divisors: 1 41 50123 2055043