Base | Representation |
---|---|
bin | 10110101011100000000011… |
… | …00001011101010001100001 |
3 | 20112120211102001211212111011 |
4 | 23111300001201131101201 |
5 | 23014110241030222100 |
6 | 254023231504420521 |
7 | 13335135015415324 |
oct | 1325600141352141 |
9 | 215524361755434 |
10 | 49873185789025 |
11 | 14989110206455 |
12 | 5715911017741 |
13 | 21aa037882811 |
14 | c45c372a87bb |
15 | 5b74b183dbba |
hex | 2d5c0185d461 |
49873185789025 has 9 divisors (see below), whose sum is σ = 61842794163411. Its totient is φ = 39898520382840.
The previous prime is 49873185788999. The next prime is 49873185789041. The reversal of 49873185789025 is 52098758137894.
The square root of 49873185789025 is 7062095.
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., 17954346884049 + 31918838904976 = 4237257^2 + 5649676^2 .
It is not a de Polignac number, because 49873185789025 - 215 = 49873185756257 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 8 ways as a sum of consecutive naturals, for example, 34604266 + ... + 36016684.
Almost surely, 249873185789025 is an apocalyptic number.
49873185789025 is the 7062095-th square number.
49873185789025 is the 3531048-th centered octagonal number.
It is an amenable number.
49873185789025 is a deficient number, since it is larger than the sum of its proper divisors (11969608374386).
49873185789025 is an frugal number, since it uses more digits than its factorization.
49873185789025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2824848 (or 1412424 counting only the distinct ones).
The product of its (nonzero) digits is 1219276800, while the sum is 76.
The spelling of 49873185789025 in words is "forty-nine trillion, eight hundred seventy-three billion, one hundred eighty-five million, seven hundred eighty-nine thousand, twenty-five".
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