Base | Representation |
---|---|
bin | 1011110101001011110… |
… | …0110000110011000101 |
3 | 201102122012101001222202 |
4 | 2331102330300303011 |
5 | 11312231302420031 |
6 | 233212450404245 |
7 | 20453565016640 |
oct | 2752274606305 |
9 | 642565331882 |
10 | 203255123141 |
11 | 79222244414 |
12 | 33485890685 |
13 | 1622281ac45 |
14 | 9ba2538a57 |
15 | 54491102cb |
hex | 2f52f30cc5 |
203255123141 has 16 divisors (see below), whose sum is σ = 242416965888. Its totient is φ = 166626240000.
The previous prime is 203255123131. The next prime is 203255123143. The reversal of 203255123141 is 141321552302.
It is a cyclic number.
It is not a de Polignac number, because 203255123141 - 226 = 203188014277 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (203255123143) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1577141 + ... + 1701141.
It is an arithmetic number, because the mean of its divisors is an integer number (15151060368).
Almost surely, 2203255123141 is an apocalyptic number.
It is an amenable number.
203255123141 is a deficient number, since it is larger than the sum of its proper divisors (39161842747).
203255123141 is a wasteful number, since it uses less digits than its factorization.
203255123141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 134212.
The product of its (nonzero) digits is 7200, while the sum is 29.
Adding to 203255123141 its reverse (141321552302), we get a palindrome (344576675443).
The spelling of 203255123141 in words is "two hundred three billion, two hundred fifty-five million, one hundred twenty-three thousand, one hundred forty-one".
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