Base | Representation |
---|---|
bin | 10000100111101011… |
… | …00100110010000100 |
3 | 212000211201110102122 |
4 | 20103311210302010 |
5 | 121233210332423 |
6 | 4033221225112 |
7 | 434054042462 |
oct | 102365446204 |
9 | 25024643378 |
10 | 8922745988 |
11 | 3869726142 |
12 | 1890262198 |
13 | ac2771a70 |
14 | 609065832 |
15 | 37351b8c8 |
hex | 213d64c84 |
8922745988 has 12 divisors (see below), whose sum is σ = 16815944460. Its totient is φ = 4118190432.
The previous prime is 8922745921. The next prime is 8922746011. The reversal of 8922745988 is 8895472298.
It can be written as a sum of positive squares in 2 ways, for example, as 2678269504 + 6244476484 = 51752^2 + 79022^2 .
It is a super-2 number, since 2×89227459882 (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 8922745988.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85795583 + ... + 85795686.
It is an arithmetic number, because the mean of its divisors is an integer number (1401328705).
Almost surely, 28922745988 is an apocalyptic number.
It is an amenable number.
8922745988 is a deficient number, since it is larger than the sum of its proper divisors (7893198472).
8922745988 is a wasteful number, since it uses less digits than its factorization.
8922745988 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 171591286 (or 171591284 counting only the distinct ones).
The product of its digits is 23224320, while the sum is 62.
The square root of 8922745988 is about 94460.2878886149. The cubic root of 8922745988 is about 2074.1150521075.
The spelling of 8922745988 in words is "eight billion, nine hundred twenty-two million, seven hundred forty-five thousand, nine hundred eighty-eight".
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