Base | Representation |
---|---|
bin | 10001111001101000010… |
… | …110010011000100101100 |
3 | 11100121010120110202222212 |
4 | 101321220112103010230 |
5 | 130123231444304122 |
6 | 2341034430425552 |
7 | 154605206502020 |
oct | 21715026230454 |
9 | 4317116422885 |
10 | 1230111322412 |
11 | 434761855315 |
12 | 17a4a19622b8 |
13 | 8bccaa5904b |
14 | 43775670380 |
15 | 21ee84a3ce2 |
hex | 11e6859312c |
1230111322412 has 24 divisors (see below), whose sum is σ = 2463644413440. Its totient is φ = 526457330640.
The previous prime is 1230111322411. The next prime is 1230111322457. The reversal of 1230111322412 is 2142231110321.
It is not an unprimeable number, because it can be changed into a prime (1230111322411) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30531014 + ... + 30571277.
It is an arithmetic number, because the mean of its divisors is an integer number (102651850560).
Almost surely, 21230111322412 is an apocalyptic number.
It is an amenable number.
1230111322412 is an abundant number, since it is smaller than the sum of its proper divisors (1233533091028).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1230111322412 is a wasteful number, since it uses less digits than its factorization.
1230111322412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 61103021 (or 61103019 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 23.
Adding to 1230111322412 its reverse (2142231110321), we get a palindrome (3372342432733).
The spelling of 1230111322412 in words is "one trillion, two hundred thirty billion, one hundred eleven million, three hundred twenty-two thousand, four hundred twelve".
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