Base | Representation |
---|---|
bin | 111101010001001… |
… | …100110010100100 |
3 | 2122122012200210112 |
4 | 331101030302210 |
5 | 4101121402022 |
6 | 245555512152 |
7 | 34321111301 |
oct | 7521146244 |
9 | 2578180715 |
10 | 1027919012 |
11 | 48826284a |
12 | 2482b8658 |
13 | 134c63c03 |
14 | 9a7380a8 |
15 | 603988e2 |
hex | 3d44cca4 |
1027919012 has 12 divisors (see below), whose sum is σ = 1799419776. Its totient is φ = 513799080.
The previous prime is 1027919003. The next prime is 1027919017. The reversal of 1027919012 is 2109197201.
It is a super-2 number, since 2×10279190122 = 2113234990462112288, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 1027919012.
It is not an unprimeable number, because it can be changed into a prime (1027919017) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25064 + ... + 51807.
It is an arithmetic number, because the mean of its divisors is an integer number (149951648).
Almost surely, 21027919012 is an apocalyptic number.
It is an amenable number.
1027919012 is a deficient number, since it is larger than the sum of its proper divisors (771500764).
1027919012 is a wasteful number, since it uses less digits than its factorization.
1027919012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 80218 (or 80216 counting only the distinct ones).
The product of its (nonzero) digits is 2268, while the sum is 32.
The square root of 1027919012 is about 32061.1760857271. The cubic root of 1027919012 is about 1009.2210482542.
The spelling of 1027919012 in words is "one billion, twenty-seven million, nine hundred nineteen thousand, twelve".
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