Base | Representation |
---|---|
bin | 111101100110110… |
… | …0011001111110000 |
3 | 12100001201002110000 |
4 | 1323031203033300 |
5 | 13213142243213 |
6 | 541042110000 |
7 | 102140324553 |
oct | 17315431760 |
9 | 5301632400 |
10 | 2067149808 |
11 | 970941279 |
12 | 49834b300 |
13 | 26c358789 |
14 | 15877869a |
15 | c1728c73 |
hex | 7b3633f0 |
2067149808 has 100 divisors (see below), whose sum is σ = 6129013968. Its totient is φ = 672226560.
The previous prime is 2067149807. The next prime is 2067149813. The reversal of 2067149808 is 8089417602.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2067149803) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 33685 + ... + 72587.
Almost surely, 22067149808 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2067149808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3064506984).
2067149808 is an abundant number, since it is smaller than the sum of its proper divisors (4061864160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2067149808 is a wasteful number, since it uses less digits than its factorization.
2067149808 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38964 (or 38949 counting only the distinct ones).
The product of its (nonzero) digits is 193536, while the sum is 45.
The square root of 2067149808 is about 45465.9191922917. The cubic root of 2067149808 is about 1273.8666967508.
The spelling of 2067149808 in words is "two billion, sixty-seven million, one hundred forty-nine thousand, eight hundred eight".
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