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488213 = 1144383
BaseRepresentation
bin1110111001100010101
3220210200222
41313030111
5111110323
614244125
74102235
oct1671425
9823628
10488213
11303890
121b6645
131412ab
14c9cc5
15999c8
hex77315

488213 has 4 divisors (see below), whose sum is σ = 532608. Its totient is φ = 443820.

The previous prime is 488209. The next prime is 488227. The reversal of 488213 is 312884.

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 488213 - 22 = 488209 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 (488203) 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, 22181 + ... + 22202.

It is an arithmetic number, because the mean of its divisors is an integer number (133152).

2488213 is an apocalyptic number.

It is an amenable number.

488213 is a deficient number, since it is larger than the sum of its proper divisors (44395).

488213 is a wasteful number, since it uses less digits than its factorization.

488213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44394.

The product of its digits is 1536, while the sum is 26.

The square root of 488213 is about 698.7224055374. The cubic root of 488213 is about 78.7413965574.

The spelling of 488213 in words is "four hundred eighty-eight thousand, two hundred thirteen".

Divisors: 1 11 44383 488213