Base | Representation |
---|---|
bin | 10001111001101001011… |
… | …101111011011111110100 |
3 | 11100121011212210210021221 |
4 | 101321221131323133310 |
5 | 130123301301201322 |
6 | 2341040341120124 |
7 | 154605525220546 |
oct | 21715135733764 |
9 | 4317155723257 |
10 | 1230130100212 |
11 | 434771410362 |
12 | 17a4a80b9044 |
13 | 8c001902080 |
14 | 43777d5b696 |
15 | 21ee9e629c7 |
hex | 11e6977b7f4 |
1230130100212 has 12 divisors (see below), whose sum is σ = 2318322112036. Its totient is φ = 567752353920.
The previous prime is 1230130100197. The next prime is 1230130100219. The reversal of 1230130100212 is 2120010310321.
It can be written as a sum of positive squares in 2 ways, for example, as 164685002596 + 1065445097616 = 405814^2 + 1032204^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1230130100219) 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, 11828173989 + ... + 11828174092.
Almost surely, 21230130100212 is an apocalyptic number.
It is an amenable number.
1230130100212 is a deficient number, since it is larger than the sum of its proper divisors (1088192011824).
1230130100212 is a wasteful number, since it uses less digits than its factorization.
1230130100212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23656348098 (or 23656348096 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 16.
Adding to 1230130100212 its reverse (2120010310321), we get a palindrome (3350140410533).
The spelling of 1230130100212 in words is "one trillion, two hundred thirty billion, one hundred thirty million, one hundred thousand, two hundred twelve".
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