Base | Representation |
---|---|
bin | 111100011100001… |
… | …1110111111111111 |
3 | 12020100011210002022 |
4 | 1320320132333333 |
5 | 13123141313314 |
6 | 533124350355 |
7 | 101154223103 |
oct | 17070367777 |
9 | 5210153068 |
10 | 2028072959 |
11 | 950881260 |
12 | 4872453bb |
13 | 264226193 |
14 | 1534c5903 |
15 | bd0aa78e |
hex | 78e1efff |
2028072959 has 8 divisors (see below), whose sum is σ = 2214835920. Its totient is φ = 1841708800.
The previous prime is 2028072923. The next prime is 2028072961. The reversal of 2028072959 is 9592708202.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2028072959 - 28 = 2028072703 is a prime.
It is a super-2 number, since 2×20280729592 = 8226159854054031362, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2028072659) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89012 + ... + 109449.
It is an arithmetic number, because the mean of its divisors is an integer number (276854490).
Almost surely, 22028072959 is an apocalyptic number.
2028072959 is a deficient number, since it is larger than the sum of its proper divisors (186762961).
2028072959 is a wasteful number, since it uses less digits than its factorization.
2028072959 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 199401.
The product of its (nonzero) digits is 181440, while the sum is 44.
The square root of 2028072959 is about 45034.1310452417. The cubic root of 2028072959 is about 1265.7886335227.
It can be divided in two parts, 20280 and 72959, that added together give a palindrome (93239).
The spelling of 2028072959 in words is "two billion, twenty-eight million, seventy-two thousand, nine hundred fifty-nine".
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