Search a number
-
+
488242884 = 22340686907
BaseRepresentation
bin11101000110011…
…111111011000100
31021000201022022210
4131012133323010
51444442233014
6120240423420
715045665433
oct3506377304
91230638283
10488242884
11230667118
12117617b70
137a1c981c
1448bb511a
152cce4859
hex1d19fec4

488242884 has 12 divisors (see below), whose sum is σ = 1139233424. Its totient is φ = 162747624.

The previous prime is 488242871. The next prime is 488242891.

488242884 is nontrivially palindromic in base 10.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×4882428842 = 476762227553274912, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20343442 + ... + 20343465.

Almost surely, 2488242884 is an apocalyptic number.

It is an amenable number.

488242884 is an abundant number, since it is smaller than the sum of its proper divisors (650990540).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

488242884 is a wasteful number, since it uses less digits than its factorization.

488242884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40686914 (or 40686912 counting only the distinct ones).

The product of its digits is 1048576, while the sum is 48.

The square root of 488242884 is about 22096.2187715455. The cubic root of 488242884 is about 787.4300313749.

The spelling of 488242884 in words is "four hundred eighty-eight million, two hundred forty-two thousand, eight hundred eighty-four".

Divisors: 1 2 3 4 6 12 40686907 81373814 122060721 162747628 244121442 488242884