Base | Representation |
---|---|
bin | 1001100001001011… |
… | …0011010000101110 |
3 | 20121001210202210111 |
4 | 2120102303100232 |
5 | 20213044043030 |
6 | 1101311530234 |
7 | 120213461143 |
oct | 23022632056 |
9 | 6531722714 |
10 | 2555065390 |
11 | 10a12a4499 |
12 | 5b382997a |
13 | 31946c317 |
14 | 1a34a63ca |
15 | ee4a662a |
hex | 984b342e |
2555065390 has 16 divisors (see below), whose sum is σ = 4599717840. Its totient is φ = 1021892800.
The previous prime is 2555065379. The next prime is 2555065397. The reversal of 2555065390 is 935605552.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2555065397) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108690 + ... + 130090.
It is an arithmetic number, because the mean of its divisors is an integer number (287482365).
Almost surely, 22555065390 is an apocalyptic number.
2555065390 is a deficient number, since it is larger than the sum of its proper divisors (2044652450).
2555065390 is a wasteful number, since it uses less digits than its factorization.
2555065390 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33347.
The product of its (nonzero) digits is 202500, while the sum is 40.
The square root of 2555065390 is about 50547.6546439100. The cubic root of 2555065390 is about 1367.1012269344.
The spelling of 2555065390 in words is "two billion, five hundred fifty-five million, sixty-five thousand, three hundred ninety".
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