Base | Representation |
---|---|
bin | 10000101010000100… |
… | …11100101100101101 |
3 | 212002020122021202011 |
4 | 20111002130230231 |
5 | 121303340213330 |
6 | 4035221201221 |
7 | 434420243551 |
oct | 102502345455 |
9 | 25066567664 |
10 | 8942897965 |
11 | 387a03a671 |
12 | 1896b60211 |
13 | ac69a9401 |
14 | 60b9cd861 |
15 | 37519c82a |
hex | 21509cb2d |
8942897965 has 16 divisors (see below), whose sum is σ = 11032865280. Its totient is φ = 6953791680.
The previous prime is 8942897959. The next prime is 8942897993. The reversal of 8942897965 is 5697982498.
It is not a de Polignac number, because 8942897965 - 25 = 8942897933 is a prime.
It is a super-2 number, since 2×89428979652 (a number of 21 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 8942897965.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 158946 + ... + 207724.
It is an arithmetic number, because the mean of its divisors is an integer number (689554080).
Almost surely, 28942897965 is an apocalyptic number.
It is an amenable number.
8942897965 is a deficient number, since it is larger than the sum of its proper divisors (2089967315).
8942897965 is a wasteful number, since it uses less digits than its factorization.
8942897965 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 49812.
The product of its digits is 78382080, while the sum is 67.
The square root of 8942897965 is about 94566.8967715447. The cubic root of 8942897965 is about 2075.6753375402.
The spelling of 8942897965 in words is "eight billion, nine hundred forty-two million, eight hundred ninety-seven thousand, nine hundred sixty-five".
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