Base | Representation |
---|---|
bin | 1101010001001… |
… | …01101011111100 |
3 | 21202102210120220 |
4 | 12220211223330 |
5 | 211443202140 |
6 | 15013341340 |
7 | 2521030524 |
oct | 650455374 |
9 | 252383526 |
10 | 111303420 |
11 | 579119a8 |
12 | 31337850 |
13 | 1a0a0717 |
14 | 10ad4684 |
15 | 9b88bd0 |
hex | 6a25afc |
111303420 has 48 divisors (see below), whose sum is σ = 329984928. Its totient is φ = 27934720.
The previous prime is 111303407. The next prime is 111303427. The reversal of 111303420 is 24303111.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 111303420.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (111303427) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53541 + ... + 55580.
It is an arithmetic number, because the mean of its divisors is an integer number (6874686).
Almost surely, 2111303420 is an apocalyptic number.
111303420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
111303420 is an abundant number, since it is smaller than the sum of its proper divisors (218681508).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
111303420 is a wasteful number, since it uses less digits than its factorization.
111303420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 109150 (or 109148 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 15.
The square root of 111303420 is about 10550.0436018056. The cubic root of 111303420 is about 481.0270543203.
Adding to 111303420 its reverse (24303111), we get a palindrome (135606531).
The spelling of 111303420 in words is "one hundred eleven million, three hundred three thousand, four hundred twenty".
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