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488888888 = 2361111111
BaseRepresentation
bin11101001000111…
…101101000111000
31021001221010110212
4131020331220320
52000123421023
6120302330252
715054326015
oct3510755070
91231833425
10488888888
11230a68504
12117889988
137a394887
1448d0270c
152cdc0e78
hex1d23da38

488888888 has 8 divisors (see below), whose sum is σ = 916666680. Its totient is φ = 244444440.

The previous prime is 488888857. The next prime is 488888909. The reversal of 488888888 is 888888884.

It can be divided in two parts, 48 and 8888888, that multiplied together give a palindrome (426666624).

It is a tau number, because it is divible by the number of its divisors (8).

It is a nude number because it is divisible by every one of its digits.

488888888 is a modest number, since divided by 88888 gives 4888 as remainder.

It is a plaindrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30555548 + ... + 30555563.

It is an arithmetic number, because the mean of its divisors is an integer number (114583335).

Almost surely, 2488888888 is an apocalyptic number.

It is an amenable number.

488888888 is a deficient number, since it is larger than the sum of its proper divisors (427777792).

488888888 is a wasteful number, since it uses less digits than its factorization.

488888888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61111117 (or 61111113 counting only the distinct ones).

The product of its digits is 67108864, while the sum is 68.

The square root of 488888888 is about 22110.8319156019. The cubic root of 488888888 is about 787.7771665009. Note that the first 3 decimals are identical.

The spelling of 488888888 in words is "four hundred eighty-eight million, eight hundred eighty-eight thousand, eight hundred eighty-eight".

Divisors: 1 2 4 8 61111111 122222222 244444444 488888888