Base | Representation |
---|---|
bin | 100000111000101001110000… |
… | …101001110000000000011101 |
3 | 200222002112220111022100020221 |
4 | 200320221300221300000131 |
5 | 122424112001342440422 |
6 | 1231334220004441341 |
7 | 42315134362665301 |
oct | 4070516051600035 |
9 | 628075814270227 |
10 | 144630618718237 |
11 | 420a1556832623 |
12 | 1427a4716a9251 |
13 | 62917bb77c192 |
14 | 27a0233175d01 |
15 | 11ac2934073c7 |
hex | 838a70a7001d |
144630618718237 has 4 divisors (see below), whose sum is σ = 147707865925056. Its totient is φ = 141553371511420.
The previous prime is 144630618718217. The next prime is 144630618718253. The reversal of 144630618718237 is 732817816036441.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-144630618718237 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144630618718207) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1538623603339 + ... + 1538623603432.
It is an arithmetic number, because the mean of its divisors is an integer number (36926966481264).
Almost surely, 2144630618718237 is an apocalyptic number.
It is an amenable number.
144630618718237 is a deficient number, since it is larger than the sum of its proper divisors (3077247206819).
144630618718237 is an equidigital number, since it uses as much as digits as its factorization.
144630618718237 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3077247206818.
The product of its (nonzero) digits is 32514048, while the sum is 61.
The spelling of 144630618718237 in words is "one hundred forty-four trillion, six hundred thirty billion, six hundred eighteen million, seven hundred eighteen thousand, two hundred thirty-seven".
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