Base | Representation |
---|---|
bin | 1101011001101… |
… | …10010010110100 |
3 | 21211112112021110 |
4 | 12230312102310 |
5 | 212234420040 |
6 | 15053315020 |
7 | 2533361106 |
oct | 654662264 |
9 | 254475243 |
10 | 112420020 |
11 | 58504909 |
12 | 31795a70 |
13 | 1a3a1a2b |
14 | 10d05576 |
15 | 9d09980 |
hex | 6b364b4 |
112420020 has 48 divisors (see below), whose sum is σ = 316407168. Its totient is φ = 29823360.
The previous prime is 112420013. The next prime is 112420027. The reversal of 112420020 is 20024211.
It is an interprime number because it is at equal distance from previous prime (112420013) and next prime (112420027).
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a junction number, because it is equal to n+sod(n) for n = 112419978 and 112420005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (112420027) 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, 7065 + ... + 16575.
It is an arithmetic number, because the mean of its divisors is an integer number (6591816).
Almost surely, 2112420020 is an apocalyptic number.
112420020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
112420020 is an abundant number, since it is smaller than the sum of its proper divisors (203987148).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
112420020 is a wasteful number, since it uses less digits than its factorization.
112420020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9720 (or 9718 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 12.
The square root of 112420020 is about 10602.8307540958. The cubic root of 112420020 is about 482.6302654175.
Adding to 112420020 its reverse (20024211), we get a palindrome (132444231).
The spelling of 112420020 in words is "one hundred twelve million, four hundred twenty thousand, twenty".
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