Base | Representation |
---|---|
bin | 1110011001001000111001… |
… | …1010101100011110010001 |
3 | 2002000212012212101010020001 |
4 | 3212102032122230132101 |
5 | 4033234200003143131 |
6 | 53353532130250001 |
7 | 3222215315030251 |
oct | 346221632543621 |
9 | 62025185333201 |
10 | 15825048881041 |
11 | 5051402598354 |
12 | 1937000a26901 |
13 | 8aa3ac88864a |
14 | 3c9d178a9961 |
15 | 1c69a4a82261 |
hex | e648e6ac791 |
15825048881041 has 3 divisors (see below), whose sum is σ = 15825052859113. Its totient is φ = 15825044902970.
The previous prime is 15825048881027. The next prime is 15825048881071. The reversal of 15825048881041 is 14018884052851.
The square root of 15825048881041 is 3978071.
It is a perfect power (a square), and thus also a powerful number.
15825048881041 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It is not a de Polignac number, because 15825048881041 - 211 = 15825048878993 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (15825048881011) by changing a digit.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1989036 + ... + 5967106.
Almost surely, 215825048881041 is an apocalyptic number.
15825048881041 is the 3978071-st square number.
15825048881041 is the 1989036-th centered octagonal number.
It is an amenable number.
15825048881041 is a deficient number, since it is larger than the sum of its proper divisors (3978072).
15825048881041 is an frugal number, since it uses more digits than its factorization.
15825048881041 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7956142 (or 3978071 counting only the distinct ones).
The product of its (nonzero) digits is 3276800, while the sum is 55.
The spelling of 15825048881041 in words is "fifteen trillion, eight hundred twenty-five billion, forty-eight million, eight hundred eighty-one thousand, forty-one".
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