Base | Representation |
---|---|
bin | 1010100001101011… |
… | …1101100110100101 |
3 | 21021220221101212120 |
4 | 2220122331212211 |
5 | 21241330442412 |
6 | 1144215140153 |
7 | 130010355351 |
oct | 25032754645 |
9 | 7256841776 |
10 | 2825640357 |
11 | 1220000471 |
12 | 66a374659 |
13 | 360536a57 |
14 | 1cb3ba461 |
15 | 118101b8c |
hex | a86bd9a5 |
2825640357 has 16 divisors (see below), whose sum is σ = 3854718720. Its totient is φ = 1840459712.
The previous prime is 2825640343. The next prime is 2825640401. The reversal of 2825640357 is 7530465282.
It is a cyclic number.
It is not a de Polignac number, because 2825640357 - 216 = 2825574821 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2825600357) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 823 + ... + 75179.
It is an arithmetic number, because the mean of its divisors is an integer number (240919920).
Almost surely, 22825640357 is an apocalyptic number.
It is an amenable number.
2825640357 is a deficient number, since it is larger than the sum of its proper divisors (1029078363).
2825640357 is a wasteful number, since it uses less digits than its factorization.
2825640357 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 74652.
The product of its (nonzero) digits is 403200, while the sum is 42.
The square root of 2825640357 is about 53156.7526942721. The cubic root of 2825640357 is about 1413.7489484584.
The spelling of 2825640357 in words is "two billion, eight hundred twenty-five million, six hundred forty thousand, three hundred fifty-seven".
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