Base | Representation |
---|---|
bin | 1100001111000101000… |
… | …01010100010011001110 |
3 | 1111012011020202012101121 |
4 | 12013202201110103032 |
5 | 23342001011244210 |
6 | 521045032431154 |
7 | 42242130562300 |
oct | 6074241242316 |
9 | 1435136665347 |
10 | 420412212430 |
11 | 152328808751 |
12 | 6958b2484ba |
13 | 3084c542152 |
14 | 164c310b970 |
15 | ae0893b6da |
hex | 61e28544ce |
420412212430 has 192 divisors, whose sum is σ = 910779116544. Its totient is φ = 139243104000.
The previous prime is 420412212403. The next prime is 420412212433. The reversal of 420412212430 is 34212214024.
It is a junction number, because it is equal to n+sod(n) for n = 420412212395 and 420412212404.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (420412212433) by changing a digit.
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 95 ways as a sum of consecutive naturals, for example, 998603620 + ... + 998604040.
It is an arithmetic number, because the mean of its divisors is an integer number (4743641232).
Almost surely, 2420412212430 is an apocalyptic number.
420412212430 is an abundant number, since it is smaller than the sum of its proper divisors (490366904114).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
420412212430 is a wasteful number, since it uses less digits than its factorization.
420412212430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 951 (or 944 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 25.
Adding to 420412212430 its reverse (34212214024), we get a palindrome (454624426454).
The spelling of 420412212430 in words is "four hundred twenty billion, four hundred twelve million, two hundred twelve thousand, four hundred thirty".
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