Base | Representation |
---|---|
bin | 100000010100100101101… |
… | …010100010101100111101 |
3 | 21212100010100221210222000 |
4 | 200110211222202230331 |
5 | 242342333240014323 |
6 | 4420212324212513 |
7 | 316320446334114 |
oct | 40244552425475 |
9 | 7770110853860 |
10 | 2221130001213 |
11 | 786a80a87702 |
12 | 2ba577b3a139 |
13 | 1315b43b4536 |
14 | 79708d64c7b |
15 | 3cb9b4cce43 |
hex | 20525aa2b3d |
2221130001213 has 64 divisors (see below), whose sum is σ = 3518480160000. Its totient is φ = 1382418696960.
The previous prime is 2221130001151. The next prime is 2221130001217. The reversal of 2221130001213 is 3121000311222.
It is not a de Polignac number, because 2221130001213 - 225 = 2221096446781 is a prime.
It is a super-2 number, since 2×22211300012132 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2221130001217) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2423923 + ... + 3212111.
It is an arithmetic number, because the mean of its divisors is an integer number (54976252500).
Almost surely, 22221130001213 is an apocalyptic number.
It is an amenable number.
2221130001213 is a deficient number, since it is larger than the sum of its proper divisors (1297350158787).
2221130001213 is a wasteful number, since it uses less digits than its factorization.
2221130001213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 788347 (or 788341 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
Adding to 2221130001213 its reverse (3121000311222), we get a palindrome (5342130312435).
The spelling of 2221130001213 in words is "two trillion, two hundred twenty-one billion, one hundred thirty million, one thousand, two hundred thirteen".
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