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12119928 = 23341109113
BaseRepresentation
bin101110001110…
…111101111000
3211210202102020
4232032331320
511100314203
61111434440
7205006032
oct56167570
924722366
1012119928
116928977
124085a20
132684772
141876c52
1510e6153
hexb8ef78

12119928 has 64 divisors (see below), whose sum is σ = 31600800. Its totient is φ = 3870720.

The previous prime is 12119923. The next prime is 12119953. The reversal of 12119928 is 82991121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12119923) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 107200 + ... + 107312.

Almost surely, 212119928 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12119928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15800400).

12119928 is an abundant number, since it is smaller than the sum of its proper divisors (19480872).

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

12119928 is a wasteful number, since it uses less digits than its factorization.

12119928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272 (or 268 counting only the distinct ones).

The product of its digits is 2592, while the sum is 33.

The square root of 12119928 is about 3481.3686963607. The cubic root of 12119928 is about 229.7030067091.

The spelling of 12119928 in words is "twelve million, one hundred nineteen thousand, nine hundred twenty-eight".

Divisors: 1 2 3 4 6 8 12 24 41 82 109 113 123 164 218 226 246 327 328 339 436 452 492 654 678 872 904 984 1308 1356 2616 2712 4469 4633 8938 9266 12317 13407 13899 17876 18532 24634 26814 27798 35752 36951 37064 49268 53628 55596 73902 98536 107256 111192 147804 295608 504997 1009994 1514991 2019988 3029982 4039976 6059964 12119928