Base | Representation |
---|---|
bin | 1101100000010001… |
… | …00111101111011000 |
3 | 200201021012000222001 |
4 | 12300020213233120 |
5 | 104322001022430 |
6 | 3155225010344 |
7 | 344443062334 |
oct | 66010475730 |
9 | 20637160861 |
10 | 7250017240 |
11 | 309049a294 |
12 | 14a40239b4 |
13 | 8b705343b |
14 | 4cac3c7c4 |
15 | 2c67533ca |
hex | 1b0227bd8 |
7250017240 has 32 divisors (see below), whose sum is σ = 16319394000. Its totient is φ = 2898788224.
The previous prime is 7250017237. The next prime is 7250017277. The reversal of 7250017240 is 427100527.
It is a junction number, because it is equal to n+sod(n) for n = 7250017199 and 7250017208.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61506 + ... + 135214.
Almost surely, 27250017240 is an apocalyptic number.
It is an amenable number.
7250017240 is an abundant number, since it is smaller than the sum of its proper divisors (9069376760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7250017240 is a wasteful number, since it uses less digits than its factorization.
7250017240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 76179 (or 76175 counting only the distinct ones).
The product of its (nonzero) digits is 3920, while the sum is 28.
The square root of 7250017240 is about 85147.0330663377. The cubic root of 7250017240 is about 1935.4398544256.
Adding to 7250017240 its reverse (427100527), we get a palindrome (7677117767).
The spelling of 7250017240 in words is "seven billion, two hundred fifty million, seventeen thousand, two hundred forty".
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