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2000473 = 7392707
BaseRepresentation
bin111101000011001011001
310202122010121
413220121121
51003003343
6110513241
723001166
oct7503131
93678117
102000473
111146a92
12805821
13550717
143a106d
15297aed
hex1e8659

2000473 has 4 divisors (see below), whose sum is σ = 2003920. Its totient is φ = 1997028.

The previous prime is 2000447. The next prime is 2000497. The reversal of 2000473 is 3740002.

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 a de Polignac number, because none of the positive numbers 2k-2000473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2000413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 615 + ... + 2092.

It is an arithmetic number, because the mean of its divisors is an integer number (500980).

22000473 is an apocalyptic number.

It is an amenable number.

2000473 is a deficient number, since it is larger than the sum of its proper divisors (3447).

2000473 is an equidigital number, since it uses as much as digits as its factorization.

2000473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3446.

The product of its (nonzero) digits is 168, while the sum is 16.

The square root of 2000473 is about 1414.3807832405. The cubic root of 2000473 is about 126.0020365842.

Adding to 2000473 its reverse (3740002), we get a palindrome (5740475).

It can be divided in two parts, 2000 and 473, that multiplied together give a triangular number (946000 = T1375).

The spelling of 2000473 in words is "two million, four hundred seventy-three", and thus it is an aban number.

Divisors: 1 739 2707 2000473