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4820253 = 31606751
BaseRepresentation
bin10010011000110100011101
3100001220010220
4102120310131
52213222003
6251151553
755654134
oct22306435
910056126
104820253
1127a2589
1217455b9
13cca029
148d691b
15653353
hex498d1d

4820253 has 4 divisors (see below), whose sum is σ = 6427008. Its totient is φ = 3213500.

The previous prime is 4820251. The next prime is 4820269. The reversal of 4820253 is 3520284.

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 not a de Polignac number, because 4820253 - 21 = 4820251 is a prime.

It is a D-number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4820251) 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, 803373 + ... + 803378.

It is an arithmetic number, because the mean of its divisors is an integer number (1606752).

Almost surely, 24820253 is an apocalyptic number.

It is an amenable number.

4820253 is a deficient number, since it is larger than the sum of its proper divisors (1606755).

4820253 is a wasteful number, since it uses less digits than its factorization.

4820253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1606754.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 4820253 is about 2195.5074584250. The cubic root of 4820253 is about 168.9234507374.

It can be divided in two parts, 48 and 20253, that added together give a triangular number (20301 = T201).

The spelling of 4820253 in words is "four million, eight hundred twenty thousand, two hundred fifty-three".

Divisors: 1 3 1606751 4820253