Base | Representation |
---|---|
bin | 1000011011100111010… |
… | …1111101001110110001 |
3 | 111211212222022101221022 |
4 | 2012321311331032301 |
5 | 4333124033201121 |
6 | 150313301505225 |
7 | 13315364261024 |
oct | 2067165751661 |
9 | 454788271838 |
10 | 144851850161 |
11 | 56482102a67 |
12 | 240a6712215 |
13 | 10875b1bb55 |
14 | 7021b671bb |
15 | 3b7bb61aab |
hex | 21b9d7d3b1 |
144851850161 has 8 divisors (see below), whose sum is σ = 145185386280. Its totient is φ = 144518387328.
The previous prime is 144851850119. The next prime is 144851850251. The reversal of 144851850161 is 161058158441.
It can be written as a sum of positive squares in 4 ways, for example, as 80656000000 + 64195850161 = 284000^2 + 253369^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-144851850161 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (144851852161) 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, 6784475 + ... + 6805791.
It is an arithmetic number, because the mean of its divisors is an integer number (18148173285).
Almost surely, 2144851850161 is an apocalyptic number.
It is an amenable number.
144851850161 is a deficient number, since it is larger than the sum of its proper divisors (333536119).
144851850161 is a wasteful number, since it uses less digits than its factorization.
144851850161 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36643.
The product of its (nonzero) digits is 153600, while the sum is 44.
The spelling of 144851850161 in words is "one hundred forty-four billion, eight hundred fifty-one million, eight hundred fifty thousand, one hundred sixty-one".
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