Base | Representation |
---|---|
bin | 111101110000000… |
… | …1000101101000011 |
3 | 12100101212121121011 |
4 | 1323200020231003 |
5 | 13220414144302 |
6 | 541334341351 |
7 | 102226615651 |
oct | 17340105503 |
9 | 5311777534 |
10 | 2072021827 |
11 | 973669737 |
12 | 499aba857 |
13 | 270373225 |
14 | 159285dd1 |
15 | c1d8c5d7 |
hex | 7b808b43 |
2072021827 has 4 divisors (see below), whose sum is σ = 2079667936. Its totient is φ = 2064375720.
The previous prime is 2072021821. The next prime is 2072021843. The reversal of 2072021827 is 7281202702.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 2072021827 - 223 = 2063633219 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2072021821) 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, 3822648 + ... + 3823189.
It is an arithmetic number, because the mean of its divisors is an integer number (519916984).
Almost surely, 22072021827 is an apocalyptic number.
2072021827 is a deficient number, since it is larger than the sum of its proper divisors (7646109).
2072021827 is an equidigital number, since it uses as much as digits as its factorization.
2072021827 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7646108.
The product of its (nonzero) digits is 6272, while the sum is 31.
The square root of 2072021827 is about 45519.4664621632. The cubic root of 2072021827 is about 1274.8666941495.
The spelling of 2072021827 in words is "two billion, seventy-two million, twenty-one thousand, eight hundred twenty-seven".
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