Base | Representation |
---|---|
bin | 110110001111101111011… |
… | …0000011001000000000001 |
3 | 222101201221222220011202100 |
4 | 1230133132300121000001 |
5 | 1434122333401021300 |
6 | 23505002324541013 |
7 | 1366433243004105 |
oct | 154373660310001 |
9 | 28351858804670 |
10 | 7455505485825 |
11 | 2414953533781 |
12 | a04b15851769 |
13 | 4210884bb2b7 |
14 | 1babc3dad905 |
15 | cde04e92700 |
hex | 6c7dec19001 |
7455505485825 has 36 divisors (see below), whose sum is σ = 14139146881548. Its totient is φ = 3742371379200.
The previous prime is 7455505485797. The next prime is 7455505485833. The reversal of 7455505485825 is 5285845055547.
7455505485825 is a `hidden beast` number, since 7 + 4 + 5 + 5 + 5 + 0 + 5 + 48 + 582 + 5 = 666.
It can be written as a sum of positive squares in 6 ways, for example, as 134173492209 + 7321331993616 = 366297^2 + 2705796^2 .
It is not a de Polignac number, because 7455505485825 - 25 = 7455505485793 is a prime.
It is a Curzon 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 35 ways as a sum of consecutive naturals, for example, 974572056 + ... + 974579705.
It is an arithmetic number, because the mean of its divisors is an integer number (392754080043).
Almost surely, 27455505485825 is an apocalyptic number.
7455505485825 is a gapful number since it is divisible by the number (75) formed by its first and last digit.
It is an amenable number.
7455505485825 is a deficient number, since it is larger than the sum of its proper divisors (6683641395723).
7455505485825 is a wasteful number, since it uses less digits than its factorization.
7455505485825 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1949151794 (or 1949151786 counting only the distinct ones).
The product of its (nonzero) digits is 224000000, while the sum is 63.
The spelling of 7455505485825 in words is "seven trillion, four hundred fifty-five billion, five hundred five million, four hundred eighty-five thousand, eight hundred twenty-five".
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