Base | Representation |
---|---|
bin | 11001101000011… |
… | …110110000001010 |
3 | 1002222012101220000 |
4 | 121220132300022 |
5 | 1340042321442 |
6 | 110401143430 |
7 | 13441204056 |
oct | 3150366012 |
9 | 1088171800 |
10 | 430042122 |
11 | 200825014 |
12 | 10002ab76 |
13 | 6b12c7c3 |
14 | 41184c66 |
15 | 27b49d4c |
hex | 19a1ec0a |
430042122 has 20 divisors (see below), whose sum is σ = 963613266. Its totient is φ = 143347320.
The previous prime is 430042121. The next prime is 430042127. The reversal of 430042122 is 221240034.
It can be written as a sum of positive squares in only one way, i.e., 417017241 + 13024881 = 20421^2 + 3609^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 430042095 and 430042104.
It is not an unprimeable number, because it can be changed into a prime (430042121) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1327129 + ... + 1327452.
Almost surely, 2430042122 is an apocalyptic number.
430042122 is an abundant number, since it is smaller than the sum of its proper divisors (533571144).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
430042122 is a wasteful number, since it uses less digits than its factorization.
430042122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2654595 (or 2654586 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 18.
The square root of 430042122 is about 20737.4569800639. The cubic root of 430042122 is about 754.8088763771.
Adding to 430042122 its reverse (221240034), we get a palindrome (651282156).
The spelling of 430042122 in words is "four hundred thirty million, forty-two thousand, one hundred twenty-two".
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