Base | Representation |
---|---|
bin | 1001111100011000… |
… | …0100100100000010 |
3 | 20220000111211101100 |
4 | 2133012010210002 |
5 | 20431301401043 |
6 | 1120505315230 |
7 | 123100363344 |
oct | 23706044402 |
9 | 6800454340 |
10 | 2669168898 |
11 | 114a749110 |
12 | 625a95b16 |
13 | 336cb03a6 |
14 | 1b46c9294 |
15 | 1094e4cd3 |
hex | 9f184902 |
2669168898 has 48 divisors (see below), whose sum is σ = 6325768800. Its totient is φ = 806682240.
The previous prime is 2669168857. The next prime is 2669168899. The reversal of 2669168898 is 8988619662.
It is not an unprimeable number, because it can be changed into a prime (2669168899) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 57258 + ... + 92826.
It is an arithmetic number, because the mean of its divisors is an integer number (131786850).
Almost surely, 22669168898 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2669168898, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3162884400).
2669168898 is an abundant number, since it is smaller than the sum of its proper divisors (3656599902).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2669168898 is a wasteful number, since it uses less digits than its factorization.
2669168898 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 35967 (or 35964 counting only the distinct ones).
The product of its digits is 17915904, while the sum is 63.
The square root of 2669168898 is about 51664.0000193558. Note that the first 4 decimals coincide. The cubic root of 2669168898 is about 1387.1561506845.
The spelling of 2669168898 in words is "two billion, six hundred sixty-nine million, one hundred sixty-eight thousand, eight hundred ninety-eight".
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