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11912496 = 243248177
BaseRepresentation
bin101101011100…
…010100110000
3211102012212120
4231130110300
511022144441
61103154240
7203153211
oct55342460
924365776
1011912496
1167a7042
123ba5980
13261121b
141821408
1510a4966
hexb5c530

11912496 has 20 divisors (see below), whose sum is σ = 30774072. Its totient is φ = 3970816.

The previous prime is 11912491. The next prime is 11912497. The reversal of 11912496 is 69421911.

It is not an unprimeable number, because it can be changed into a prime (11912491) 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, 124041 + ... + 124136.

Almost surely, 211912496 is an apocalyptic number.

11912496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11912496 is an abundant number, since it is smaller than the sum of its proper divisors (18861576).

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

11912496 is a wasteful number, since it uses less digits than its factorization.

11912496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248188 (or 248182 counting only the distinct ones).

The product of its digits is 3888, while the sum is 33.

The square root of 11912496 is about 3451.4483916176. The cubic root of 11912496 is about 228.3850066273.

The spelling of 11912496 in words is "eleven million, nine hundred twelve thousand, four hundred ninety-six".

Divisors: 1 2 3 4 6 8 12 16 24 48 248177 496354 744531 992708 1489062 1985416 2978124 3970832 5956248 11912496