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12088412 = 227431729
BaseRepresentation
bin101110000111…
…010001011100
3211202011011222
4232013101130
511043312122
61111032512
7204515120
oct56072134
924664158
1012088412
116907226
12406b738
13267330b
141869580
1510dbb42
hexb8745c

12088412 has 12 divisors (see below), whose sum is σ = 24176880. Its totient is φ = 5180736.

The previous prime is 12088403. The next prime is 12088429. The reversal of 12088412 is 21488021.

12088412 is digitally balanced in base 2 and base 8, because in such bases it contains all the possibile digits an equal number of times.

12088412 is an admirable number.

It is a super-2 number, since 2×120884122 = 292259409363488, which contains 22 as substring.

12088412 is strictly pandigital in base 8.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 215837 + ... + 215892.

It is an arithmetic number, because the mean of its divisors is an integer number (2014740).

Almost surely, 212088412 is an apocalyptic number.

It is an amenable number.

12088412 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12088412 is a wasteful number, since it uses less digits than its factorization.

12088412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431740 (or 431738 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 26.

The square root of 12088412 is about 3476.8393693123. The cubic root of 12088412 is about 229.5037314892.

The spelling of 12088412 in words is "twelve million, eighty-eight thousand, four hundred twelve".

Divisors: 1 2 4 7 14 28 431729 863458 1726916 3022103 6044206 12088412