Base | Representation |
---|---|
bin | 110100001010011111… |
… | …0111110000100111001 |
3 | 101201010221122122012010 |
4 | 1220110332332010321 |
5 | 3313404411414314 |
6 | 123243431040133 |
7 | 11043663333231 |
oct | 1502476760471 |
9 | 351127578163 |
10 | 112021201209 |
11 | 43565058535 |
12 | 19863810049 |
13 | a743188358 |
14 | 55c97dacc1 |
15 | 2da9797059 |
hex | 1a14fbe139 |
112021201209 has 8 divisors (see below), whose sum is σ = 151590879520. Its totient is φ = 73566161856.
The previous prime is 112021201199. The next prime is 112021201213. The reversal of 112021201209 is 902102120211.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 112021201209 - 25 = 112021201177 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (112021201249) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 278659504 + ... + 278659905.
It is an arithmetic number, because the mean of its divisors is an integer number (18948859940).
Almost surely, 2112021201209 is an apocalyptic number.
It is an amenable number.
112021201209 is a deficient number, since it is larger than the sum of its proper divisors (39569678311).
112021201209 is an equidigital number, since it uses as much as digits as its factorization.
112021201209 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 557319479.
The product of its (nonzero) digits is 144, while the sum is 21.
The spelling of 112021201209 in words is "one hundred twelve billion, twenty-one million, two hundred one thousand, two hundred nine".
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