Base | Representation |
---|---|
bin | 101000011001010… |
… | …1000011100001101 |
3 | 10111110112000000111 |
4 | 1100302220130031 |
5 | 10233443401000 |
6 | 342300000021 |
7 | 45406064431 |
oct | 12062503415 |
9 | 3443460014 |
10 | 1355450125 |
11 | 636130817 |
12 | 319b30011 |
13 | 187a80cc3 |
14 | cc0369c1 |
15 | 7dee4cba |
hex | 50ca870d |
1355450125 has 16 divisors (see below), whose sum is σ = 1698224112. Its totient is φ = 1080115200.
The previous prime is 1355450071. The next prime is 1355450149. The reversal of 1355450125 is 5210545531.
It can be written as a sum of positive squares in 8 ways, for example, as 80317444 + 1275132681 = 8962^2 + 35709^2 .
It is not a de Polignac number, because 1355450125 - 211 = 1355448077 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11029 + ... + 53221.
It is an arithmetic number, because the mean of its divisors is an integer number (106139007).
Almost surely, 21355450125 is an apocalyptic number.
It is an amenable number.
1355450125 is a deficient number, since it is larger than the sum of its proper divisors (342773987).
1355450125 is an equidigital number, since it uses as much as digits as its factorization.
1355450125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 42465 (or 42455 counting only the distinct ones).
The product of its (nonzero) digits is 15000, while the sum is 31.
The square root of 1355450125 is about 36816.4382443495. The cubic root of 1355450125 is about 1106.6947438785.
Adding to 1355450125 its reverse (5210545531), we get a palindrome (6565995656).
The spelling of 1355450125 in words is "one billion, three hundred fifty-five million, four hundred fifty thousand, one hundred twenty-five".
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