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112352121 = 3271919337
BaseRepresentation
bin1101011001001…
…01101101111001
321211102002010200
412230211231321
5212230231441
615052032413
72532656130
oct654455571
9254362120
10112352121
11584688a2
1231762709
131a379b5b
1410cc8917
159ce47b6
hex6b25b79

112352121 has 24 divisors (see below), whose sum is σ = 186461184. Its totient is φ = 63858240.

The previous prime is 112352063. The next prime is 112352129. The reversal of 112352121 is 121253211.

112352121 is a `hidden beast` number, since 1 + 123 + 521 + 21 = 666.

It is not a de Polignac number, because 112352121 - 29 = 112351609 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 112352094 and 112352103.

It is not an unprimeable number, because it can be changed into a prime (112352129) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7365 + ... + 16701.

It is an arithmetic number, because the mean of its divisors is an integer number (7769216).

Almost surely, 2112352121 is an apocalyptic number.

It is an amenable number.

112352121 is a deficient number, since it is larger than the sum of its proper divisors (74109063).

112352121 is a wasteful number, since it uses less digits than its factorization.

112352121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9541 (or 9538 counting only the distinct ones).

The product of its digits is 120, while the sum is 18.

The square root of 112352121 is about 10599.6283425411. The cubic root of 112352121 is about 482.5330801413.

The spelling of 112352121 in words is "one hundred twelve million, three hundred fifty-two thousand, one hundred twenty-one".

Divisors: 1 3 7 9 21 63 191 573 1337 1719 4011 9337 12033 28011 65359 84033 196077 588231 1783367 5350101 12483569 16050303 37450707 112352121