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4820023 = 131013671
BaseRepresentation
bin10010011000110000110111
3100001212211101
4102120300313
52213220043
6251150531
755653355
oct22306067
910055741
104820023
1127a239a
121745447
13cc9bb0
148d67d5
1565324d
hex498c37

4820023 has 8 divisors (see below), whose sum is σ = 5243616. Its totient is φ = 4404000.

The previous prime is 4820021. The next prime is 4820033. The reversal of 4820023 is 3200284.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4820023 - 21 = 4820021 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 (4820021) 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 7 ways as a sum of consecutive naturals, for example, 523 + ... + 3148.

It is an arithmetic number, because the mean of its divisors is an integer number (655452).

Almost surely, 24820023 is an apocalyptic number.

4820023 is a deficient number, since it is larger than the sum of its proper divisors (423593).

4820023 is a wasteful number, since it uses less digits than its factorization.

4820023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3785.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 4820023 is about 2195.4550781102. The cubic root of 4820023 is about 168.9207639482.

The spelling of 4820023 in words is "four million, eight hundred twenty thousand, twenty-three".

Divisors: 1 13 101 1313 3671 47723 370771 4820023