Base | Representation |
---|---|
bin | 100011010011000110011000… |
… | …011011010111000100100101 |
3 | 202100200012021202022022200211 |
4 | 203103012120123113010211 |
5 | 130322010004424120031 |
6 | 1310102102243135421 |
7 | 44462006523156340 |
oct | 4323063033270445 |
9 | 670605252268624 |
10 | 155244150223141 |
11 | 4551374665a041 |
12 | 154b3433974571 |
13 | 68815caa9c925 |
14 | 2a49bdd70b457 |
15 | 12e33cb107bb1 |
hex | 8d31986d7125 |
155244150223141 has 4 divisors (see below), whose sum is σ = 177421885969312. Its totient is φ = 133066414476972.
The previous prime is 155244150223109. The next prime is 155244150223159. The reversal of 155244150223141 is 141322051442551.
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 not a de Polignac number, because 155244150223141 - 25 = 155244150223109 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 155244150223094 and 155244150223103.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (155244100223141) 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, 11088867873075 + ... + 11088867873088.
It is an arithmetic number, because the mean of its divisors is an integer number (44355471492328).
Almost surely, 2155244150223141 is an apocalyptic number.
It is an amenable number.
155244150223141 is a deficient number, since it is larger than the sum of its proper divisors (22177735746171).
155244150223141 is an equidigital number, since it uses as much as digits as its factorization.
155244150223141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22177735746170.
The product of its (nonzero) digits is 192000, while the sum is 40.
The spelling of 155244150223141 in words is "one hundred fifty-five trillion, two hundred forty-four billion, one hundred fifty million, two hundred twenty-three thousand, one hundred forty-one".
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