Base | Representation |
---|---|
bin | 10001101101010… |
… | …010100001011011 |
3 | 202201000111000212 |
4 | 101231102201123 |
5 | 1102023210034 |
6 | 45251321335 |
7 | 10235116040 |
oct | 2155224133 |
9 | 681014025 |
10 | 297085019 |
11 | 142773410 |
12 | 835b024b |
13 | 4971a06a |
14 | 2b6551c7 |
15 | 1b1352ce |
hex | 11b5285b |
297085019 has 32 divisors (see below), whose sum is σ = 385482240. Its totient is φ = 222163200.
The previous prime is 297084989. The next prime is 297085027. The reversal of 297085019 is 910580792.
It is not a de Polignac number, because 297085019 - 28 = 297084763 is a prime.
It is a super-2 number, since 2×2970850192 = 176519017028460722, which contains 22 as substring.
It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is not an unprimeable number, because it can be changed into a prime (297085039) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 520004 + ... + 520574.
It is an arithmetic number, because the mean of its divisors is an integer number (12046320).
Almost surely, 2297085019 is an apocalyptic number.
297085019 is a gapful number since it is divisible by the number (29) formed by its first and last digit.
297085019 is a deficient number, since it is larger than the sum of its proper divisors (88397221).
297085019 is a wasteful number, since it uses less digits than its factorization.
297085019 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 851.
The product of its (nonzero) digits is 45360, while the sum is 41.
The square root of 297085019 is about 17236.1544144858. The cubic root of 297085019 is about 667.2576845863.
The spelling of 297085019 in words is "two hundred ninety-seven million, eighty-five thousand, nineteen".
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