Base | Representation |
---|---|
bin | 1011010100011001010100… |
… | …1111111000000011010100 |
3 | 1122001201210010200000011112 |
4 | 2311012111033320003110 |
5 | 3112344402200122234 |
6 | 42245055403354152 |
7 | 2423060205341051 |
oct | 265062517700324 |
9 | 48051703600145 |
10 | 12445024223444 |
11 | 3a689a580771a |
12 | 148bb19522958 |
13 | 6c3739c70957 |
14 | 3104b1718028 |
15 | 168acc43eace |
hex | b51953f80d4 |
12445024223444 has 24 divisors (see below), whose sum is σ = 21795115801536. Its totient is φ = 6217849008000.
The previous prime is 12445024223407. The next prime is 12445024223447. The reversal of 12445024223444 is 44432242054421.
It is a super-2 number, since 2×124450242234442 (a number of 27 digits) contains 22 as substring.
It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12445024223447) 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, 73900499 + ... + 74068709.
It is an arithmetic number, because the mean of its divisors is an integer number (908129825064).
Almost surely, 212445024223444 is an apocalyptic number.
It is an amenable number.
12445024223444 is a deficient number, since it is larger than the sum of its proper divisors (9350091578092).
12445024223444 is a wasteful number, since it uses less digits than its factorization.
12445024223444 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 181967 (or 181965 counting only the distinct ones).
The product of its (nonzero) digits is 983040, while the sum is 41.
Adding to 12445024223444 its reverse (44432242054421), we get a palindrome (56877266277865).
The spelling of 12445024223444 in words is "twelve trillion, four hundred forty-five billion, twenty-four million, two hundred twenty-three thousand, four hundred forty-four".
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