Base | Representation |
---|---|
bin | 100000010101100110000… |
… | …011100110100010000000 |
3 | 21212102220122202022012111 |
4 | 200111212003212202000 |
5 | 242402041314443240 |
6 | 4420511435105104 |
7 | 316356304665145 |
oct | 40254603464200 |
9 | 7772818668174 |
10 | 2222210312320 |
11 | 7874858743a9 |
12 | 2ba8198a2194 |
13 | 13172716058b |
14 | 797ac61a3cc |
15 | 3cc112751ea |
hex | 205660e6880 |
2222210312320 has 64 divisors (see below), whose sum is σ = 5442044068440. Its totient is φ = 867204014080.
The previous prime is 2222210312233. The next prime is 2222210312347. The reversal of 2222210312320 is 232130122222.
It can be written as a sum of positive squares in 4 ways, for example, as 654325681216 + 1567884631104 = 808904^2 + 1252152^2 .
It is a tau number, because it is divible by the number of its divisors (64).
It is a super-3 number, since 3×22222103123203 (a number of 38 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2222210312291 and 2222210312300.
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, 42317707 + ... + 42370186.
Almost surely, 22222210312320 is an apocalyptic number.
2222210312320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2222210312320 is an abundant number, since it is smaller than the sum of its proper divisors (3219833756120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2222210312320 is an equidigital number, since it uses as much as digits as its factorization.
2222210312320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 84687953 (or 84687941 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 22.
Adding to 2222210312320 its reverse (232130122222), we get a palindrome (2454340434542).
The spelling of 2222210312320 in words is "two trillion, two hundred twenty-two billion, two hundred ten million, three hundred twelve thousand, three hundred twenty".
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