Base | Representation |
---|---|
bin | 10001101000111100111… |
… | …000011101101101101010 |
3 | 11021212220110022201022201 |
4 | 101220330320131231222 |
5 | 124330042231242302 |
6 | 2324513352210414 |
7 | 153402333536512 |
oct | 21507470355552 |
9 | 4255813281281 |
10 | 1212202212202 |
11 | 428101601793 |
12 | 176b24099a0a |
13 | 8a4055cc707 |
14 | 42956d42842 |
15 | 217eb0a0c87 |
hex | 11a3ce1db6a |
1212202212202 has 8 divisors (see below), whose sum is σ = 1818361454976. Its totient is φ = 606081727212.
The previous prime is 1212202212139. The next prime is 1212202212229. The reversal of 1212202212202 is 2022122022121.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 1212202212202.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9611128 + ... + 9736435.
It is an arithmetic number, because the mean of its divisors is an integer number (227295181872).
Almost surely, 21212202212202 is an apocalyptic number.
1212202212202 is a deficient number, since it is larger than the sum of its proper divisors (606159242774).
1212202212202 is a wasteful number, since it uses less digits than its factorization.
1212202212202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19378892.
The product of its (nonzero) digits is 256, while the sum is 19.
Adding to 1212202212202 its reverse (2022122022121), we get a palindrome (3234324234323).
The spelling of 1212202212202 in words is "one trillion, two hundred twelve billion, two hundred two million, two hundred twelve thousand, two hundred two".
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