Base | Representation |
---|---|
bin | 1101010010000… |
… | …10001111111101 |
3 | 21202122202001222 |
4 | 12221002033331 |
5 | 212010423123 |
6 | 15020043125 |
7 | 2522025566 |
oct | 651021775 |
9 | 252582058 |
10 | 111420413 |
11 | 57991895 |
12 | 313934a5 |
13 | 1a111a50 |
14 | 10b2516d |
15 | 9bad6c8 |
hex | 6a423fd |
111420413 has 8 divisors (see below), whose sum is σ = 120121848. Its totient is φ = 102737664.
The previous prime is 111420401. The next prime is 111420437. The reversal of 111420413 is 314024111.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 62378404 + 49042009 = 7898^2 + 7003^2 .
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 111420413 - 28 = 111420157 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 111420391 and 111420400.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (111120413) 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, 9281 + ... + 17577.
It is an arithmetic number, because the mean of its divisors is an integer number (15015231).
Almost surely, 2111420413 is an apocalyptic number.
111420413 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
111420413 is a deficient number, since it is larger than the sum of its proper divisors (8701435).
111420413 is a wasteful number, since it uses less digits than its factorization.
111420413 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9343.
The product of its (nonzero) digits is 96, while the sum is 17.
The square root of 111420413 is about 10555.5868145736. The cubic root of 111420413 is about 481.1955339945.
Adding to 111420413 its reverse (314024111), we get a palindrome (425444524).
The spelling of 111420413 in words is "one hundred eleven million, four hundred twenty thousand, four hundred thirteen".
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