Base | Representation |
---|---|
bin | 101010110111010101010001… |
… | …110100011110100000000001 |
3 | 220201111101000212201101122121 |
4 | 222313111101310132200001 |
5 | 144202204210242443431 |
6 | 1504541021410204241 |
7 | 54465101365305445 |
oct | 5267252164364001 |
9 | 821441025641577 |
10 | 188520372234241 |
11 | 5508304a457073 |
12 | 19188617283681 |
13 | 8126519564248 |
14 | 347a612b68825 |
15 | 16bdcaa549611 |
hex | ab7551d1e801 |
188520372234241 has 4 divisors (see below), whose sum is σ = 188525593428912. Its totient is φ = 188515151039572.
The previous prime is 188520372234209. The next prime is 188520372234269. The reversal of 188520372234241 is 142432273025881.
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 188520372234241 - 25 = 188520372234209 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (188520372234641) 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, 2610543175 + ... + 2610615388.
It is an arithmetic number, because the mean of its divisors is an integer number (47131398357228).
Almost surely, 2188520372234241 is an apocalyptic number.
It is an amenable number.
188520372234241 is a deficient number, since it is larger than the sum of its proper divisors (5221194671).
188520372234241 is an equidigital number, since it uses as much as digits as its factorization.
188520372234241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5221194670.
The product of its (nonzero) digits is 5160960, while the sum is 52.
The spelling of 188520372234241 in words is "one hundred eighty-eight trillion, five hundred twenty billion, three hundred seventy-two million, two hundred thirty-four thousand, two hundred forty-one".
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