Base | Representation |
---|---|
bin | 1100100011011011111… |
… | …11111010010110010100 |
3 | 1112020100222110002220220 |
4 | 12101231333322112110 |
5 | 24031342100401322 |
6 | 530053400154340 |
7 | 43110030131010 |
oct | 6215577722624 |
9 | 1466328402826 |
10 | 431342200212 |
11 | 156a27477300 |
12 | 6b71b7689b0 |
13 | 318a1ac5541 |
14 | 16c3c995540 |
15 | b34829b55c |
hex | 646dffa594 |
431342200212 has 144 divisors (see below), whose sum is σ = 1276139128320. Its totient is φ = 110989581120.
The previous prime is 431342200141. The next prime is 431342200241. The reversal of 431342200212 is 212002243134.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 889239 + ... + 1285857.
It is an arithmetic number, because the mean of its divisors is an integer number (8862077280).
Almost surely, 2431342200212 is an apocalyptic number.
431342200212 is a gapful number since it is divisible by the number (42) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 431342200212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (638069564160).
431342200212 is an abundant number, since it is smaller than the sum of its proper divisors (844796928108).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
431342200212 is a wasteful number, since it uses less digits than its factorization.
431342200212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 396762 (or 396749 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 24.
Adding to 431342200212 its reverse (212002243134), we get a palindrome (643344443346).
The spelling of 431342200212 in words is "four hundred thirty-one billion, three hundred forty-two million, two hundred thousand, two hundred twelve".
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