Base | Representation |
---|---|
bin | 1100000000000100101000… |
… | …1000000111111101000001 |
3 | 1201201110120221102022021101 |
4 | 3000001022020013331001 |
5 | 3212143121043131100 |
6 | 44021513024054401 |
7 | 2531222616245200 |
oct | 300011210077501 |
9 | 51643527368241 |
10 | 13195383177025 |
11 | 4228148889515 |
12 | 159142b164401 |
13 | 74941c649c7a |
14 | 338934cab237 |
15 | 17d39764386a |
hex | c004a207f41 |
13195383177025 has 27 divisors (see below), whose sum is σ = 19033850392419. Its totient is φ = 9048175568880.
The previous prime is 13195383177023. The next prime is 13195383177187. The reversal of 13195383177025 is 52077138359131.
The square root of 13195383177025 is 3632545.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 4750337943729 + 8445045233296 = 2179527^2 + 2906036^2 .
It is not a de Polignac number, because 13195383177025 - 21 = 13195383177023 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13195383177023) by changing a digit.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 127087182 + ... + 127190968.
Almost surely, 213195383177025 is an apocalyptic number.
13195383177025 is the 3632545-th square number.
13195383177025 is the 1816273-rd centered octagonal number.
It is an amenable number.
13195383177025 is a deficient number, since it is larger than the sum of its proper divisors (5838467215394).
13195383177025 is an frugal number, since it uses more digits than its factorization.
13195383177025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 207598 (or 103799 counting only the distinct ones).
The product of its (nonzero) digits is 4762800, while the sum is 55.
The spelling of 13195383177025 in words is "thirteen trillion, one hundred ninety-five billion, three hundred eighty-three million, one hundred seventy-seven thousand, twenty-five".
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