Base | Representation |
---|---|
bin | 11101110011110000100… |
… | …10001010000111111001 |
3 | 10121220200200002012222210 |
4 | 32321320102022013321 |
5 | 113240100340224200 |
6 | 2102304214205333 |
7 | 133666063262502 |
oct | 16717022120771 |
9 | 3556620065883 |
10 | 1024220242425 |
11 | 365407697576 |
12 | 146601353849 |
13 | 757780b8a33 |
14 | 37803013ba9 |
15 | 1b997c5e650 |
hex | ee7848a1f9 |
1024220242425 has 48 divisors (see below), whose sum is σ = 1703158883712. Its totient is φ = 543099379200.
The previous prime is 1024220242421. The next prime is 1024220242453. The reversal of 1024220242425 is 5242420224201.
It is not a de Polignac number, because 1024220242425 - 22 = 1024220242421 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1024220242392 and 1024220242401.
It is not an unprimeable number, because it can be changed into a prime (1024220242421) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 21858372 + ... + 21905178.
It is an arithmetic number, because the mean of its divisors is an integer number (35482476744).
Almost surely, 21024220242425 is an apocalyptic number.
1024220242425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
1024220242425 is a deficient number, since it is larger than the sum of its proper divisors (678938641287).
1024220242425 is a wasteful number, since it uses less digits than its factorization.
1024220242425 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 48498 (or 48493 counting only the distinct ones).
The product of its (nonzero) digits is 20480, while the sum is 30.
Adding to 1024220242425 its reverse (5242420224201), we get a palindrome (6266640466626).
The spelling of 1024220242425 in words is "one trillion, twenty-four billion, two hundred twenty million, two hundred forty-two thousand, four hundred twenty-five".
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