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12000488 = 231500061
BaseRepresentation
bin101101110001…
…110011101000
3211120200120112
4231301303220
511033003423
61105113452
7204000563
oct55616350
924520515
1012000488
116857165
124028888
1326422a6
1418454da
1510c0a78
hexb71ce8

12000488 has 8 divisors (see below), whose sum is σ = 22500930. Its totient is φ = 6000240.

The previous prime is 12000473. The next prime is 12000509. The reversal of 12000488 is 88400021.

It can be written as a sum of positive squares in only one way, i.e., 10252804 + 1747684 = 3202^2 + 1322^2 .

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

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 750023 + ... + 750038.

Almost surely, 212000488 is an apocalyptic number.

It is an amenable number.

12000488 is a deficient number, since it is larger than the sum of its proper divisors (10500442).

12000488 is a wasteful number, since it uses less digits than its factorization.

12000488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1500067 (or 1500063 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 23.

The square root of 12000488 is about 3464.1720511545. The cubic root of 12000488 is about 228.9459519161.

The spelling of 12000488 in words is "twelve million, four hundred eighty-eight", and thus it is an aban number.

Divisors: 1 2 4 8 1500061 3000122 6000244 12000488