Base | Representation |
---|---|
bin | 111100011100101… |
… | …1000101011010010 |
3 | 12020100121210011001 |
4 | 1320321120223102 |
5 | 13123221343302 |
6 | 533133412214 |
7 | 101156225623 |
oct | 17071305322 |
9 | 5210553131 |
10 | 2028309202 |
11 | 950a227a7 |
12 | 48733a06a |
13 | 2642a987a |
14 | 153547a4a |
15 | bd105787 |
hex | 78e58ad2 |
2028309202 has 8 divisors (see below), whose sum is σ = 3221432316. Its totient is φ = 954498432.
The previous prime is 2028309167. The next prime is 2028309209. The reversal of 2028309202 is 2029038202.
It can be written as a sum of positive squares in 2 ways, for example, as 1969495641 + 58813561 = 44379^2 + 7669^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×20283092022 = 8228076437835753608, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (2028309209) 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, 29828043 + ... + 29828110.
Almost surely, 22028309202 is an apocalyptic number.
2028309202 is a deficient number, since it is larger than the sum of its proper divisors (1193123114).
2028309202 is a wasteful number, since it uses less digits than its factorization.
2028309202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 59656172.
The product of its (nonzero) digits is 3456, while the sum is 28.
The square root of 2028309202 is about 45036.7539016746. The cubic root of 2028309202 is about 1265.8377806852.
Subtracting 2028309202 from its reverse (2029038202), we obtain a cube (729000 = 903).
The spelling of 2028309202 in words is "two billion, twenty-eight million, three hundred nine thousand, two hundred two".
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