Base | Representation |
---|---|
bin | 1100001111000110010… |
… | …10101000000110010110 |
3 | 1111012012000010100222200 |
4 | 12013203022220012112 |
5 | 23342011244311210 |
6 | 521050100505330 |
7 | 42242321613600 |
oct | 6074312500626 |
9 | 1435160110880 |
10 | 420423041430 |
11 | 152333934737 |
12 | 695929ab246 |
13 | 30851864142 |
14 | 164c472a170 |
15 | ae0987a0c0 |
hex | 61e32a8196 |
420423041430 has 72 divisors (see below), whose sum is σ = 1271565212112. Its totient is φ = 96096694176.
The previous prime is 420423041413. The next prime is 420423041459. The reversal of 420423041430 is 34140324024.
It is a happy number.
420423041430 is a `hidden beast` number, since 4 + 204 + 23 + 0 + 4 + 1 + 430 = 666.
It is a junction number, because it is equal to n+sod(n) for n = 420423041394 and 420423041403.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 47662602 + ... + 47671421.
It is an arithmetic number, because the mean of its divisors is an integer number (17660627946).
Almost surely, 2420423041430 is an apocalyptic number.
420423041430 is an abundant number, since it is smaller than the sum of its proper divisors (851142170682).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
420423041430 is a wasteful number, since it uses less digits than its factorization.
420423041430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 95334050 (or 95334040 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 27.
Adding to 420423041430 its reverse (34140324024), we get a palindrome (454563365454).
The spelling of 420423041430 in words is "four hundred twenty billion, four hundred twenty-three million, forty-one thousand, four hundred thirty".
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