Base | Representation |
---|---|
bin | 1000011011000010001… |
… | …0010011101100111010 |
3 | 111211111002111101012011 |
4 | 2012300202103230322 |
5 | 4332314100020003 |
6 | 150250003040134 |
7 | 13311460123351 |
oct | 2066042235472 |
9 | 454432441164 |
10 | 144695704378 |
11 | 56401a53365 |
12 | 2406237004a |
13 | 1084c67a7b4 |
14 | 700911c998 |
15 | 3b6d0bb46d |
hex | 21b0893b3a |
144695704378 has 4 divisors (see below), whose sum is σ = 217043556570. Its totient is φ = 72347852188.
The previous prime is 144695704343. The next prime is 144695704397. The reversal of 144695704378 is 873407596441.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 873407596441 = 1093 ⋅799092037.
It can be written as a sum of positive squares in only one way, i.e., 124127268489 + 20568435889 = 352317^2 + 143417^2 .
It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36173926093 + ... + 36173926096.
Almost surely, 2144695704378 is an apocalyptic number.
144695704378 is a deficient number, since it is larger than the sum of its proper divisors (72347852192).
144695704378 is an equidigital number, since it uses as much as digits as its factorization.
144695704378 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 72347852191.
The product of its (nonzero) digits is 20321280, while the sum is 58.
The spelling of 144695704378 in words is "one hundred forty-four billion, six hundred ninety-five million, seven hundred four thousand, three hundred seventy-eight".
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