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488047 = 7113617
BaseRepresentation
bin1110111001001101111
3220210110211
41313021233
5111104142
614243251
74101610
oct1671157
9823424
10488047
1130374a
121b6527
131411b1
14c9c07
1599917
hex7726f

488047 has 8 divisors (see below), whose sum is σ = 563616. Its totient is φ = 413952.

The previous prime is 488021. The next prime is 488051. The reversal of 488047 is 740884.

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

It is a de Polignac number, because none of the positive numbers 2k-488047 is a prime.

It is an Ulam number.

It is a Duffinian number.

488047 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (488057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 483 + ... + 1099.

It is an arithmetic number, because the mean of its divisors is an integer number (70452).

2488047 is an apocalyptic number.

488047 is a deficient number, since it is larger than the sum of its proper divisors (75569).

488047 is a wasteful number, since it uses less digits than its factorization.

488047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 737.

The product of its (nonzero) digits is 7168, while the sum is 31.

The square root of 488047 is about 698.6036072051. The cubic root of 488047 is about 78.7324711132.

The spelling of 488047 in words is "four hundred eighty-eight thousand, forty-seven".

Divisors: 1 7 113 617 791 4319 69721 488047