Base | Representation |
---|---|
bin | 1100001110101100111… |
… | …11100010110111110000 |
3 | 1111011122012001010220112 |
4 | 12013112133202313300 |
5 | 23341042331434412 |
6 | 521013023400452 |
7 | 42234130434620 |
oct | 6072637426760 |
9 | 1434565033815 |
10 | 420210421232 |
11 | 152234911a68 |
12 | 69533753128 |
13 | 308197ab784 |
14 | 164a43c0880 |
15 | ade5d7b722 |
hex | 61d67e2df0 |
420210421232 has 40 divisors (see below), whose sum is σ = 931848664416. Its totient is φ = 179822555136.
The previous prime is 420210421201. The next prime is 420210421237. The reversal of 420210421232 is 232124012024.
It is a super-2 number, since 2×4202104212322 (a number of 24 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 420210421198 and 420210421207.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (420210421237) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2712053 + ... + 2862804.
Almost surely, 2420210421232 is an apocalyptic number.
It is an amenable number.
420210421232 is an abundant number, since it is smaller than the sum of its proper divisors (511638243184).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
420210421232 is a wasteful number, since it uses less digits than its factorization.
420210421232 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5575545 (or 5575539 counting only the distinct ones).
The product of its (nonzero) digits is 1536, while the sum is 23.
Adding to 420210421232 its reverse (232124012024), we get a palindrome (652334433256).
The spelling of 420210421232 in words is "four hundred twenty billion, two hundred ten million, four hundred twenty-one thousand, two hundred thirty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •