Base | Representation |
---|---|
bin | 111110000000100… |
… | …0010011010010010 |
3 | 12101000002210211200 |
4 | 1330001002122102 |
5 | 13230121144202 |
6 | 542243252030 |
7 | 102363130443 |
oct | 17401023222 |
9 | 5330083750 |
10 | 2080646802 |
11 | 97851a813 |
12 | 4a097a016 |
13 | 2720a2c70 |
14 | 15a48d2ca |
15 | c29e2e1c |
hex | 7c042692 |
2080646802 has 48 divisors (see below), whose sum is σ = 4869691008. Its totient is φ = 638241120.
The previous prime is 2080646801. The next prime is 2080646831. The reversal of 2080646802 is 2086460802.
2080646802 is a `hidden beast` number, since 2 + 0 + 8 + 0 + 646 + 8 + 0 + 2 = 666.
It is a super-2 number, since 2×20806468022 = 8658182229345654408, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (2080646801) 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, 64023 + ... + 90885.
It is an arithmetic number, because the mean of its divisors is an integer number (101451896).
Almost surely, 22080646802 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2080646802, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2434845504).
2080646802 is an abundant number, since it is smaller than the sum of its proper divisors (2789044206).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2080646802 is a wasteful number, since it uses less digits than its factorization.
2080646802 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27215 (or 27212 counting only the distinct ones).
The product of its (nonzero) digits is 36864, while the sum is 36.
The square root of 2080646802 is about 45614.1074888022. The cubic root of 2080646802 is about 1276.6331606923.
The spelling of 2080646802 in words is "two billion, eighty million, six hundred forty-six thousand, eight hundred two".
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