Base | Representation |
---|---|
bin | 11101001010110011001… |
… | …00110110011010000111 |
3 | 10112210221010221221112001 |
4 | 32211121210312122013 |
5 | 112410031413242411 |
6 | 2044230155410131 |
7 | 132260125146343 |
oct | 16453144663207 |
9 | 3483833857461 |
10 | 1002230212231 |
11 | 3570529103a6 |
12 | 1422a4a53947 |
13 | 73682347951 |
14 | 3671870a623 |
15 | 1b10c44edc1 |
hex | e959936687 |
1002230212231 has 4 divisors (see below), whose sum is σ = 1002856216464. Its totient is φ = 1001604208000.
The previous prime is 1002230212229. The next prime is 1002230212289. The reversal of 1002230212231 is 1322120322001.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 1002230212231 - 21 = 1002230212229 is a prime.
It is a super-2 number, since 2×10022302122312 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1002230212199 and 1002230212208.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1002230212331) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 312999715 + ... + 313002916.
It is an arithmetic number, because the mean of its divisors is an integer number (250714054116).
Almost surely, 21002230212231 is an apocalyptic number.
1002230212231 is a deficient number, since it is larger than the sum of its proper divisors (626004233).
1002230212231 is an equidigital number, since it uses as much as digits as its factorization.
1002230212231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 626004232.
The product of its (nonzero) digits is 288, while the sum is 19.
Adding to 1002230212231 its reverse (1322120322001), we get a palindrome (2324350534232).
It can be divided in two parts, 1002230 and 212231, that added together give a triangular number (1214461 = T1558).
The spelling of 1002230212231 in words is "one trillion, two billion, two hundred thirty million, two hundred twelve thousand, two hundred thirty-one".
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