Search a number
-
+
2030023 = 3316133
BaseRepresentation
bin111101111100111000111
310211010200001
413233213013
51004430043
6111302131
723153302
oct7574707
93733601
102030023
111167206
1281a947
13560cc8
143abb39
152a174d
hex1ef9c7

2030023 has 4 divisors (see below), whose sum is σ = 2036488. Its totient is φ = 2023560.

The previous prime is 2030009. The next prime is 2030051. The reversal of 2030023 is 3200302.

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 2030023 - 25 = 2029991 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2029991 and 2030009.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2030053) 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, 2736 + ... + 3397.

It is an arithmetic number, because the mean of its divisors is an integer number (509122).

22030023 is an apocalyptic number.

2030023 is a deficient number, since it is larger than the sum of its proper divisors (6465).

2030023 is an equidigital number, since it uses as much as digits as its factorization.

2030023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6464.

The product of its (nonzero) digits is 36, while the sum is 10.

The square root of 2030023 is about 1424.7887562723. The cubic root of 2030023 is about 126.6194198983.

Adding to 2030023 its reverse (3200302), we get a palindrome (5230325).

The spelling of 2030023 in words is "two million, thirty thousand, twenty-three".

Divisors: 1 331 6133 2030023