Base | Representation |
---|---|
bin | 1101011101101… |
… | …01001100101011 |
3 | 21212111221022021 |
4 | 12232311030223 |
5 | 212403033234 |
6 | 15112405311 |
7 | 2540654416 |
oct | 656651453 |
9 | 255457267 |
10 | 112939819 |
11 | 5882a3a3 |
12 | 319a6837 |
13 | 1a5244c5 |
14 | 10ddcb7d |
15 | 9dad9b4 |
hex | 6bb532b |
112939819 has 8 divisors (see below), whose sum is σ = 119024640. Its totient is φ = 106869096.
The previous prime is 112939807. The next prime is 112939829. The reversal of 112939819 is 918939211.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 112939819 - 213 = 112931627 is a prime.
It is a super-2 number, since 2×1129398192 = 25510805431505522, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (112939829) 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, 15654 + ... + 21700.
It is an arithmetic number, because the mean of its divisors is an integer number (14878080).
Almost surely, 2112939819 is an apocalyptic number.
112939819 is a gapful number since it is divisible by the number (19) formed by its first and last digit.
112939819 is a deficient number, since it is larger than the sum of its proper divisors (6084821).
112939819 is an equidigital number, since it uses as much as digits as its factorization.
112939819 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7049.
The product of its digits is 34992, while the sum is 43.
The square root of 112939819 is about 10627.3147596183. The cubic root of 112939819 is about 483.3729714090.
It can be divided in two parts, 11293 and 9819, that added together give a palindrome (21112).
The spelling of 112939819 in words is "one hundred twelve million, nine hundred thirty-nine thousand, eight hundred nineteen".
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