Base | Representation |
---|---|
bin | 10110000011001001011010… |
… | …00011011000010011001001 |
3 | 20100200021111102110102001111 |
4 | 23001210231003120103021 |
5 | 22323401120231241400 |
6 | 251042242232050321 |
7 | 13133021116005121 |
oct | 1301445503302311 |
9 | 210607442412044 |
10 | 48486641665225 |
11 | 144a40841a3105 |
12 | 55310522339a1 |
13 | 2109369923b8a |
14 | bd8aa1bb5c81 |
15 | 5913aeb803ba |
hex | 2c192d0d84c9 |
48486641665225 has 27 divisors (see below), whose sum is σ = 61627441727541. Its totient is φ = 37842118401600.
The previous prime is 48486641665183. The next prime is 48486641665249. The reversal of 48486641665225 is 52256614668484.
It is a happy number.
The square root of 48486641665225 is 6963235.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 4 ways, for example, as 20408809147321 + 28077832517904 = 4517611^2 + 5298852^2 .
It is not a de Polignac number, because 48486641665225 - 219 = 48486641140937 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 1427446192 + ... + 1427480158.
Almost surely, 248486641665225 is an apocalyptic number.
48486641665225 is the 6963235-th square number.
48486641665225 is the 3481618-th centered octagonal number.
It is an amenable number.
48486641665225 is a deficient number, since it is larger than the sum of its proper divisors (13140800062316).
48486641665225 is an frugal number, since it uses more digits than its factorization.
48486641665225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 68026 (or 34013 counting only the distinct ones).
The product of its digits is 530841600, while the sum is 67.
The spelling of 48486641665225 in words is "forty-eight trillion, four hundred eighty-six billion, six hundred forty-one million, six hundred sixty-five thousand, two hundred twenty-five".
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