Base | Representation |
---|---|
bin | 101111110010111011000010… |
… | …0111000010101111001101100 |
3 | 2001010120021212101111112221122 |
4 | 1133211312010320111321230 |
5 | 420101040112400144434 |
6 | 4050052010533520112 |
7 | 154360663114240664 |
oct | 13745660470257154 |
9 | 2033507771445848 |
10 | 420415103131244 |
11 | 111a59053578081 |
12 | 3b19b31b4a3038 |
13 | 15077c88187970 |
14 | 75b62b18571a4 |
15 | 3390e65794c2e |
hex | 17e5d84e15e6c |
420415103131244 has 48 divisors (see below), whose sum is σ = 808518042845856. Its totient is φ = 190096407360000.
The previous prime is 420415103131237. The next prime is 420415103131249. The reversal of 420415103131244 is 442131301514024.
It is not an unprimeable number, because it can be changed into a prime (420415103131249) 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, 263226617 + ... + 264818960.
It is an arithmetic number, because the mean of its divisors is an integer number (16844125892622).
Almost surely, 2420415103131244 is an apocalyptic number.
It is an amenable number.
420415103131244 is a deficient number, since it is larger than the sum of its proper divisors (388102939714612).
420415103131244 is a wasteful number, since it uses less digits than its factorization.
420415103131244 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 528045906 (or 528045904 counting only the distinct ones).
The product of its (nonzero) digits is 46080, while the sum is 35.
Adding to 420415103131244 its reverse (442131301514024), we get a palindrome (862546404645268).
The spelling of 420415103131244 in words is "four hundred twenty trillion, four hundred fifteen billion, one hundred three million, one hundred thirty-one thousand, two hundred forty-four".
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