Base | Representation |
---|---|
bin | 1100001110010100001… |
… | …01101000100010110011 |
3 | 1111011002200102121011200 |
4 | 12013022011220202303 |
5 | 23340131042132011 |
6 | 520540230542243 |
7 | 42226022443446 |
oct | 6071205504263 |
9 | 1434080377150 |
10 | 420002302131 |
11 | 152138394005 |
12 | 69495b07983 |
13 | 307b5640a89 |
14 | 164848c765d |
15 | add296b856 |
hex | 61ca1688b3 |
420002302131 has 6 divisors (see below), whose sum is σ = 606669991980. Its totient is φ = 280001534748.
The previous prime is 420002302117. The next prime is 420002302147. The reversal of 420002302131 is 131203200024.
420002302131 is a `hidden beast` number, since 420 + 0 + 0 + 2 + 30 + 213 + 1 = 666.
It is not a de Polignac number, because 420002302131 - 215 = 420002269363 is a prime.
It is a super-2 number, since 2×4200023021312 (a number of 24 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (420002302151) 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 5 ways as a sum of consecutive naturals, for example, 23333461221 + ... + 23333461238.
It is an arithmetic number, because the mean of its divisors is an integer number (101111665330).
Almost surely, 2420002302131 is an apocalyptic number.
420002302131 is a deficient number, since it is larger than the sum of its proper divisors (186667689849).
420002302131 is a wasteful number, since it uses less digits than its factorization.
420002302131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 46666922465 (or 46666922462 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
Adding to 420002302131 its reverse (131203200024), we get a palindrome (551205502155).
The spelling of 420002302131 in words is "four hundred twenty billion, two million, three hundred two thousand, one hundred thirty-one".
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