Base | Representation |
---|---|
bin | 11101100000101110101… |
… | …111010111000110111011 |
3 | 21011212122102012210212222 |
4 | 131200232233113012323 |
5 | 231211330213343232 |
6 | 4151353201154255 |
7 | 266342642535104 |
oct | 35405657270673 |
9 | 7155572183788 |
10 | 2028008731067 |
11 | 71208a071010 |
12 | 28906002b98b |
13 | 11931821b217 |
14 | 702286733ab |
15 | 37b46dbad12 |
hex | 1d82ebd71bb |
2028008731067 has 16 divisors (see below), whose sum is σ = 2288772478944. Its totient is φ = 1780868640000.
The previous prime is 2028008731061. The next prime is 2028008731079. The reversal of 2028008731067 is 7601378008202.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 2028008731067 - 26 = 2028008731003 is a prime.
It is a super-2 number, since 2×20280087310672 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2028008731061) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22215308 + ... + 22306409.
It is an arithmetic number, because the mean of its divisors is an integer number (143048279934).
Almost surely, 22028008731067 is an apocalyptic number.
2028008731067 is a deficient number, since it is larger than the sum of its proper divisors (260763747877).
2028008731067 is a wasteful number, since it uses less digits than its factorization.
2028008731067 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 44521870.
The product of its (nonzero) digits is 225792, while the sum is 44.
The spelling of 2028008731067 in words is "two trillion, twenty-eight billion, eight million, seven hundred thirty-one thousand, sixty-seven".
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