Base | Representation |
---|---|
bin | 111100011100001… |
… | …1110111111011011 |
3 | 12020100011210000222 |
4 | 1320320132333123 |
5 | 13123141313143 |
6 | 533124350255 |
7 | 101154223022 |
oct | 17070367733 |
9 | 5210153028 |
10 | 2028072923 |
11 | 950881228 |
12 | 48724538b |
13 | 264226166 |
14 | 1534c58b9 |
15 | bd0aa768 |
hex | 78e1efdb |
2028072923 has 2 divisors, whose sum is σ = 2028072924. Its totient is φ = 2028072922.
The previous prime is 2028072887. The next prime is 2028072961. The reversal of 2028072923 is 3292708202.
It is a happy number.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 2028072923 - 26 = 2028072859 is a prime.
It is a super-2 number, since 2×20280729232 = 8226159562011527858, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (2028072973) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1014036461 + 1014036462.
It is an arithmetic number, because the mean of its divisors is an integer number (1014036462).
Almost surely, 22028072923 is an apocalyptic number.
2028072923 is a deficient number, since it is larger than the sum of its proper divisors (1).
2028072923 is an equidigital number, since it uses as much as digits as its factorization.
2028072923 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 24192, while the sum is 35.
The square root of 2028072923 is about 45034.1306455448. The cubic root of 2028072923 is about 1265.7886260331.
The spelling of 2028072923 in words is "two billion, twenty-eight million, seventy-two thousand, nine hundred twenty-three".
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