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1232896 = 212743
BaseRepresentation
bin100101101000000000000
32022122012211
410231000000
5303423041
642231504
713323310
oct4550000
92278184
101232896
11772325
124b5594
13342232
14241440
15195481
hex12d000

1232896 has 52 divisors (see below), whose sum is σ = 2883232. Its totient is φ = 516096.

The previous prime is 1232893. The next prime is 1232909. The reversal of 1232896 is 6982321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1232893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28651 + ... + 28693.

21232896 is an apocalyptic number.

1232896 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 1232896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1441616).

1232896 is an abundant number, since it is smaller than the sum of its proper divisors (1650336).

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

1232896 is an frugal number, since it uses more digits than its factorization.

1232896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74 (or 52 counting only the distinct ones).

The product of its digits is 5184, while the sum is 31.

The square root of 1232896 is about 1110.3585006654. The cubic root of 1232896 is about 107.2281503260.

The spelling of 1232896 in words is "one million, two hundred thirty-two thousand, eight hundred ninety-six".

Divisors: 1 2 4 7 8 14 16 28 32 43 56 64 86 112 128 172 224 256 301 344 448 512 602 688 896 1024 1204 1376 1792 2048 2408 2752 3584 4096 4816 5504 7168 9632 11008 14336 19264 22016 28672 38528 44032 77056 88064 154112 176128 308224 616448 1232896