Base | Representation |
---|---|
bin | 111010010011010001… |
… | …0010101000110110101 |
3 | 102222011102222201010221 |
4 | 1310212202111012311 |
5 | 4022402322211031 |
6 | 133303311014341 |
7 | 12021405262132 |
oct | 1644642250665 |
9 | 388142881127 |
10 | 125200585141 |
11 | 49108514775 |
12 | 2032150a3b1 |
13 | ba63776698 |
14 | 60b9cdd589 |
15 | 33cb82ea11 |
hex | 1d268951b5 |
125200585141 has 4 divisors (see below), whose sum is σ = 125224067052. Its totient is φ = 125177103232.
The previous prime is 125200585129. The next prime is 125200585171. The reversal of 125200585141 is 141585002521.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 141585002521 = 1637 ⋅86490533.
It can be written as a sum of positive squares in 2 ways, for example, as 122101324900 + 3099260241 = 349430^2 + 55671^2 .
It is a cyclic number.
It is not a de Polignac number, because 125200585141 - 211 = 125200583093 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 125200585097 and 125200585106.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (125200585121) 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, 11732956 + ... + 11743621.
It is an arithmetic number, because the mean of its divisors is an integer number (31306016763).
Almost surely, 2125200585141 is an apocalyptic number.
It is an amenable number.
125200585141 is a deficient number, since it is larger than the sum of its proper divisors (23481911).
125200585141 is an equidigital number, since it uses as much as digits as its factorization.
125200585141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23481910.
The product of its (nonzero) digits is 16000, while the sum is 34.
Adding to 125200585141 its reverse (141585002521), we get a palindrome (266785587662).
The spelling of 125200585141 in words is "one hundred twenty-five billion, two hundred million, five hundred eighty-five thousand, one hundred forty-one".
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