Base | Representation |
---|---|
bin | 111101011011100… |
… | …1100001111010111 |
3 | 12022122200022010002 |
4 | 1322313030033113 |
5 | 13210142212112 |
6 | 540312321515 |
7 | 102036443123 |
oct | 17267141727 |
9 | 5278608102 |
10 | 2061288407 |
11 | 9685a8542 |
12 | 4963a329b |
13 | 26b0858a9 |
14 | 157a90583 |
15 | c0e6c1c2 |
hex | 7adcc3d7 |
2061288407 has 16 divisors (see below), whose sum is σ = 2135427840. Its totient is φ = 1988414400.
The previous prime is 2061288373. The next prime is 2061288413. The reversal of 2061288407 is 7048821602.
It is a cyclic number.
It is not a de Polignac number, because 2061288407 - 228 = 1792852951 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2061288457) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1771808 + ... + 1772970.
It is an arithmetic number, because the mean of its divisors is an integer number (133464240).
Almost surely, 22061288407 is an apocalyptic number.
2061288407 is a deficient number, since it is larger than the sum of its proper divisors (74139433).
2061288407 is a wasteful number, since it uses less digits than its factorization.
2061288407 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1654.
The product of its (nonzero) digits is 43008, while the sum is 38.
The square root of 2061288407 is about 45401.4141519843. The cubic root of 2061288407 is about 1272.6615410884.
The spelling of 2061288407 in words is "two billion, sixty-one million, two hundred eighty-eight thousand, four hundred seven".
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