Base | Representation |
---|---|
bin | 1000011100000111111… |
… | …1010000010010100100 |
3 | 111212020111110012110222 |
4 | 2013001333100102210 |
5 | 4333414024132002 |
6 | 150335022503512 |
7 | 13321643650253 |
oct | 2070177202244 |
9 | 455214405428 |
10 | 144988505252 |
11 | 5654225aa58 |
12 | 24124434b98 |
13 | 10898227856 |
14 | 7035d7a79a |
15 | 3b88b571a2 |
hex | 21c1fd04a4 |
144988505252 has 6 divisors (see below), whose sum is σ = 253729884198. Its totient is φ = 72494252624.
The previous prime is 144988505239. The next prime is 144988505269. The reversal of 144988505252 is 252505889441.
It can be written as a sum of positive squares in only one way, i.e., 126297787456 + 18690717796 = 355384^2 + 136714^2 .
It is a junction number, because it is equal to n+sod(n) for n = 144988505194 and 144988505203.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18123563153 + ... + 18123563160.
It is an arithmetic number, because the mean of its divisors is an integer number (42288314033).
Almost surely, 2144988505252 is an apocalyptic number.
It is an amenable number.
144988505252 is a deficient number, since it is larger than the sum of its proper divisors (108741378946).
144988505252 is a wasteful number, since it uses less digits than its factorization.
144988505252 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36247126317 (or 36247126315 counting only the distinct ones).
The product of its (nonzero) digits is 4608000, while the sum is 53.
The spelling of 144988505252 in words is "one hundred forty-four billion, nine hundred eighty-eight million, five hundred five thousand, two hundred fifty-two".
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