Base | Representation |
---|---|
bin | 100111000111011001… |
… | …010010010011100000 |
3 | 11000102001102002000212 |
4 | 213013121102103200 |
5 | 1142004000001344 |
6 | 31143341433252 |
7 | 3014541053150 |
oct | 470731222340 |
9 | 130361362025 |
10 | 42000000224 |
11 | 168a29a5896 |
12 | 818186b828 |
13 | 3c64529a50 |
14 | 2066066760 |
15 | 115c39979e |
hex | 9c76524e0 |
42000000224 has 48 divisors (see below), whose sum is σ = 101769238368. Its totient is φ = 16615383552.
The previous prime is 42000000223. The next prime is 42000000239. The reversal of 42000000224 is 42200000024.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (14).
It is a junction number, because it is equal to n+sod(n) for n = 42000000199 and 42000000208.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42000000223) 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, 7208627 + ... + 7214450.
It is an arithmetic number, because the mean of its divisors is an integer number (2120192466).
Almost surely, 242000000224 is an apocalyptic number.
It is an amenable number.
42000000224 is an abundant number, since it is smaller than the sum of its proper divisors (59769238144).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42000000224 is a wasteful number, since it uses less digits than its factorization.
42000000224 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14423107 (or 14423099 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 14.
Adding to 42000000224 its reverse (42200000024), we get a palindrome (84200000248).
The spelling of 42000000224 in words is "forty-two billion, two hundred twenty-four", and thus it is an aban number.
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