Base | Representation |
---|---|
bin | 111101100110001… |
… | …1111001001010110 |
3 | 12100001011220210222 |
4 | 1323030133021112 |
5 | 13213104331440 |
6 | 541032114342 |
7 | 102135053411 |
oct | 17314371126 |
9 | 5301156728 |
10 | 2066870870 |
11 | 970770749 |
12 | 4982359b2 |
13 | 26c28b81c |
14 | 158704b78 |
15 | c16c12b5 |
hex | 7b31f256 |
2066870870 has 8 divisors (see below), whose sum is σ = 3720367584. Its totient is φ = 826748344.
The previous prime is 2066870867. The next prime is 2066870879. The reversal of 2066870870 is 780786602.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2066870879) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103343534 + ... + 103343553.
It is an arithmetic number, because the mean of its divisors is an integer number (465045948).
Almost surely, 22066870870 is an apocalyptic number.
2066870870 is a deficient number, since it is larger than the sum of its proper divisors (1653496714).
2066870870 is a wasteful number, since it uses less digits than its factorization.
2066870870 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 206687094.
The product of its (nonzero) digits is 225792, while the sum is 44.
The square root of 2066870870 is about 45462.8515383714. The cubic root of 2066870870 is about 1273.8093963056.
The spelling of 2066870870 in words is "two billion, sixty-six million, eight hundred seventy thousand, eight hundred seventy".
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