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488091 = 3198563
BaseRepresentation
bin1110111001010011011
3220210112110
41313022123
5111104331
614243403
74102002
oct1671233
9823473
10488091
1130378a
121b6563
13141216
14c9c39
1599946
hex7729b

488091 has 8 divisors (see below), whose sum is σ = 685120. Its totient is φ = 308232.

The previous prime is 488069. The next prime is 488119. The reversal of 488091 is 190884.

It is a happy number.

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

It is not a de Polignac number, because 488091 - 211 = 486043 is a prime.

It is an Ulam number.

It is a Duffinian number.

488091 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (488011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4225 + ... + 4338.

It is an arithmetic number, because the mean of its divisors is an integer number (85640).

2488091 is an apocalyptic number.

488091 is a deficient number, since it is larger than the sum of its proper divisors (197029).

488091 is a wasteful number, since it uses less digits than its factorization.

488091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8585.

The product of its (nonzero) digits is 2304, while the sum is 30.

The square root of 488091 is about 698.6350978873. The cubic root of 488091 is about 78.7348370907.

The spelling of 488091 in words is "four hundred eighty-eight thousand, ninety-one".

Divisors: 1 3 19 57 8563 25689 162697 488091