Base | Representation |
---|---|
bin | 1100001110100000000… |
… | …10110111101110111100 |
3 | 1111011100122111000211010 |
4 | 12013100002313232330 |
5 | 23340332133204322 |
6 | 520554200555220 |
7 | 42231345063153 |
oct | 6072002675674 |
9 | 1434318430733 |
10 | 420102241212 |
11 | 152189843795 |
12 | 69503482b10 |
13 | 30800262924 |
14 | 16493ca059a |
15 | addb60d20c |
hex | 61d00b7bbc |
420102241212 has 24 divisors (see below), whose sum is σ = 983855686912. Its totient is φ = 139517348400.
The previous prime is 420102241183. The next prime is 420102241213. The reversal of 420102241212 is 212142201024.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (420102241213) 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, 64588114 + ... + 64594617.
Almost surely, 2420102241212 is an apocalyptic number.
It is an amenable number.
420102241212 is an abundant number, since it is smaller than the sum of its proper divisors (563753445700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
420102241212 is a wasteful number, since it uses less digits than its factorization.
420102241212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 129183009 (or 129183007 counting only the distinct ones).
The product of its (nonzero) digits is 512, while the sum is 21.
Adding to 420102241212 its reverse (212142201024), we get a palindrome (632244442236).
The spelling of 420102241212 in words is "four hundred twenty billion, one hundred two million, two hundred forty-one thousand, two hundred twelve".
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