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12998248 = 233743913
BaseRepresentation
bin110001100101…
…011001101000
3220110101020121
4301211121220
511311420443
61142333024
7215324524
oct61453150
926411217
1012998248
11737885a
12442a174
132901493
141a24d84
15121b4ed
hexc65668

12998248 has 16 divisors (see below), whose sum is σ = 25030980. Its totient is φ = 6323328.

The previous prime is 12998221. The next prime is 12998263. The reversal of 12998248 is 84289921.

It can be written as a sum of positive squares in 2 ways, for example, as 11303044 + 1695204 = 3362^2 + 1302^2 .

It is an unprimeable number.

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, 21661 + ... + 22252.

Almost surely, 212998248 is an apocalyptic number.

It is an amenable number.

12998248 is a deficient number, since it is larger than the sum of its proper divisors (12032732).

12998248 is a wasteful number, since it uses less digits than its factorization.

12998248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43956 (or 43952 counting only the distinct ones).

The product of its digits is 82944, while the sum is 43.

The square root of 12998248 is about 3605.3083085917. The cubic root of 12998248 is about 235.1229053786.

The spelling of 12998248 in words is "twelve million, nine hundred ninety-eight thousand, two hundred forty-eight".

Divisors: 1 2 4 8 37 74 148 296 43913 87826 175652 351304 1624781 3249562 6499124 12998248