Base | Representation |
---|---|
bin | 100000011101111101111… |
… | …001010110010101100000 |
3 | 21220022010011211112121202 |
4 | 200131331321112111200 |
5 | 243023444223243240 |
6 | 4424555455540332 |
7 | 320125135612142 |
oct | 40357571262540 |
9 | 7808104745552 |
10 | 2231200212320 |
11 | 790279397322 |
12 | 30050852a6a8 |
13 | 13252a7b5631 |
14 | 79dc2562c92 |
15 | 3d08a609315 |
hex | 2077de56560 |
2231200212320 has 48 divisors (see below), whose sum is σ = 5278229707968. Its totient is φ = 891291648000.
The previous prime is 2231200212257. The next prime is 2231200212349. The reversal of 2231200212320 is 232120021322.
It is a happy number.
2231200212320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-3 number, since 3×22312002123203 (a number of 38 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 2231200212292 and 2231200212301.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9164129 + ... + 9404448.
It is an arithmetic number, because the mean of its divisors is an integer number (109963118916).
Almost surely, 22231200212320 is an apocalyptic number.
2231200212320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2231200212320 is an abundant number, since it is smaller than the sum of its proper divisors (3047029495648).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2231200212320 is a wasteful number, since it uses less digits than its factorization.
2231200212320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18569343 (or 18569335 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 20.
Adding to 2231200212320 its reverse (232120021322), we get a palindrome (2463320233642).
The spelling of 2231200212320 in words is "two trillion, two hundred thirty-one billion, two hundred million, two hundred twelve thousand, three hundred twenty".
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