Base | Representation |
---|---|
bin | 11111001101001010110… |
… | …101100000011110000111 |
3 | 21121000012000010120020212 |
4 | 133031022311200132013 |
5 | 240113310210040234 |
6 | 4321051041550035 |
7 | 310634220061601 |
oct | 37151265403607 |
9 | 7530160116225 |
10 | 2144444221319 |
11 | 7574a9948204 |
12 | 2a773604531b |
13 | 1272b2aa040a |
14 | 75b12428171 |
15 | 3abade705ce |
hex | 1f34ad60787 |
2144444221319 has 16 divisors (see below), whose sum is σ = 2212769577600. Its totient is φ = 2077155864576.
The previous prime is 2144444221261. The next prime is 2144444221331. The reversal of 2144444221319 is 9131224444412.
It is a cyclic number.
It is not a de Polignac number, because 2144444221319 - 228 = 2144175785863 is a prime.
It is a super-2 number, since 2×21444442213192 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2144444221379) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67264967 + ... + 67296839.
It is an arithmetic number, because the mean of its divisors is an integer number (138298098600).
Almost surely, 22144444221319 is an apocalyptic number.
2144444221319 is a deficient number, since it is larger than the sum of its proper divisors (68325356281).
2144444221319 is a wasteful number, since it uses less digits than its factorization.
2144444221319 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 48074.
The product of its digits is 221184, while the sum is 41.
The spelling of 2144444221319 in words is "two trillion, one hundred forty-four billion, four hundred forty-four million, two hundred twenty-one thousand, three hundred nineteen".
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