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11878016 = 27711307
BaseRepresentation
bin101101010011…
…111010000000
3211100110120112
4231103322000
511020044031
61102330452
7202650533
oct55237200
924313515
1011878016
116783147
123b89a28
1325cb617
141812a1a
15109962b
hexb53e80

11878016 has 32 divisors (see below), whose sum is σ = 24014880. Its totient is φ = 5850880.

The previous prime is 11878003. The next prime is 11878033. The reversal of 11878016 is 61087811.

It is a tau number, because it is divible by the number of its divisors (32).

It is a Harshad number since it is a multiple of its sum of digits (32).

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, 8435 + ... + 9741.

It is an arithmetic number, because the mean of its divisors is an integer number (750465).

Almost surely, 211878016 is an apocalyptic number.

11878016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11878016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12007440).

11878016 is an abundant number, since it is smaller than the sum of its proper divisors (12136864).

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

11878016 is an equidigital number, since it uses as much as digits as its factorization.

11878016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1392 (or 1380 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 32.

The square root of 11878016 is about 3446.4497675144. The cubic root of 11878016 is about 228.1644448212.

The spelling of 11878016 in words is "eleven million, eight hundred seventy-eight thousand, sixteen".

Divisors: 1 2 4 8 16 32 64 71 128 142 284 568 1136 1307 2272 2614 4544 5228 9088 10456 20912 41824 83648 92797 167296 185594 371188 742376 1484752 2969504 5939008 11878016