Base | Representation |
---|---|
bin | 1000110000000010… |
… | …1110010110010001 |
3 | 20001201001120100000 |
4 | 2030000232112101 |
5 | 14302321000311 |
6 | 1025031120213 |
7 | 112132112511 |
oct | 21400562621 |
9 | 6051046300 |
10 | 2349000081 |
11 | aa5a4958a |
12 | 556813069 |
13 | 2b587039c |
14 | 183d85841 |
15 | db350056 |
hex | 8c02e591 |
2349000081 has 24 divisors (see below), whose sum is σ = 3538173184. Its totient is φ = 1557318960.
The previous prime is 2349000067. The next prime is 2349000089. The reversal of 2349000081 is 1800009432.
It is not a de Polignac number, because 2349000081 - 217 = 2348869009 is a prime.
It is a super-2 number, since 2×23490000812 = 11035602761076013122, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (2349000089) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17280 + ... + 70686.
Almost surely, 22349000081 is an apocalyptic number.
It is an amenable number.
2349000081 is a deficient number, since it is larger than the sum of its proper divisors (1189173103).
2349000081 is an equidigital number, since it uses as much as digits as its factorization.
2349000081 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53603 (or 53591 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 27.
The square root of 2349000081 is about 48466.4840998396. The cubic root of 2349000081 is about 1329.3143017876.
The spelling of 2349000081 in words is "two billion, three hundred forty-nine million, eighty-one", and thus it is an aban number.
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