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488023 = 4111903
BaseRepresentation
bin1110111001001010111
3220210102221
41313021113
5111104043
614243211
74101544
oct1671127
9823387
10488023
11303728
121b6507
13141193
14c9bcb
15998ed
hex77257

488023 has 4 divisors (see below), whose sum is σ = 499968. Its totient is φ = 476080.

The previous prime is 488021. The next prime is 488051. The reversal of 488023 is 320884.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 488023 - 21 = 488021 is a prime.

It is an Ulam number.

It is a Duffinian number.

488023 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (488021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5911 + ... + 5992.

It is an arithmetic number, because the mean of its divisors is an integer number (124992).

2488023 is an apocalyptic number.

488023 is a deficient number, since it is larger than the sum of its proper divisors (11945).

488023 is a wasteful number, since it uses less digits than its factorization.

488023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11944.

The product of its (nonzero) digits is 1536, while the sum is 25.

The square root of 488023 is about 698.5864298711. The cubic root of 488023 is about 78.7311805201.

The spelling of 488023 in words is "four hundred eighty-eight thousand, twenty-three".

Divisors: 1 41 11903 488023