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12488208 = 243260171
BaseRepresentation
bin101111101000…
…111000010000
3212111110121020
4233220320100
511144110313
61123355440
7211101525
oct57507020
925443536
1012488208
11705a637
124222b80
132783295
14193114c
15116a323
hexbe8e10

12488208 has 20 divisors (see below), whose sum is σ = 32261328. Its totient is φ = 4162720.

The previous prime is 12488207. The next prime is 12488219. The reversal of 12488208 is 80288421.

It is not an unprimeable number, because it can be changed into a prime (12488207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130038 + ... + 130133.

Almost surely, 212488208 is an apocalyptic number.

It is an amenable number.

12488208 is an abundant number, since it is smaller than the sum of its proper divisors (19773120).

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

12488208 is a wasteful number, since it uses less digits than its factorization.

12488208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260182 (or 260176 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 33.

The square root of 12488208 is about 3533.8658718180. The cubic root of 12488208 is about 232.0064405663.

The spelling of 12488208 in words is "twelve million, four hundred eighty-eight thousand, two hundred eight".

Divisors: 1 2 3 4 6 8 12 16 24 48 260171 520342 780513 1040684 1561026 2081368 3122052 4162736 6244104 12488208