Base | Representation |
---|---|
bin | 111100011011100… |
… | …1010010001000011 |
3 | 12020022112010222221 |
4 | 1320313022101003 |
5 | 13123044212031 |
6 | 533113111511 |
7 | 101151246202 |
oct | 17067122103 |
9 | 5208463887 |
10 | 2027725891 |
11 | 950664524 |
12 | 4870b8597 |
13 | 264134209 |
14 | 153435239 |
15 | bd03ca11 |
hex | 78dca443 |
2027725891 has 8 divisors (see below), whose sum is σ = 2056437504. Its totient is φ = 1999039680.
The previous prime is 2027725883. The next prime is 2027725913. The reversal of 2027725891 is 1985277202.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2027725891 - 23 = 2027725883 is a prime.
It is a super-2 number, since 2×20277258912 = 8223344578063487762, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2027725811) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 202206 + ... + 211996.
It is an arithmetic number, because the mean of its divisors is an integer number (257054688).
Almost surely, 22027725891 is an apocalyptic number.
2027725891 is a deficient number, since it is larger than the sum of its proper divisors (28711613).
2027725891 is an equidigital number, since it uses as much as digits as its factorization.
2027725891 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12701.
The product of its (nonzero) digits is 141120, while the sum is 43.
The square root of 2027725891 is about 45030.2774919276. The cubic root of 2027725891 is about 1265.7164237944.
The spelling of 2027725891 in words is "two billion, twenty-seven million, seven hundred twenty-five thousand, eight hundred ninety-one".
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