Base | Representation |
---|---|
bin | 111111110011011… |
… | …0110001111010111 |
3 | 12112012110111001212 |
4 | 1333212312033113 |
5 | 13341031440241 |
6 | 552234412035 |
7 | 104024160005 |
oct | 17746661727 |
9 | 5465414055 |
10 | 2140890071 |
11 | 9a9527441 |
12 | 4b8b9101b |
13 | 281706878 |
14 | 164491a75 |
15 | c7e42beb |
hex | 7f9b63d7 |
2140890071 has 8 divisors (see below), whose sum is σ = 2288460384. Its totient is φ = 1997860480.
The previous prime is 2140890023. The next prime is 2140890079. The reversal of 2140890071 is 1700980412.
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 2140890071 - 218 = 2140627927 is a prime.
It is a super-2 number, since 2×21408900712 = 9166820592212770082, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2140890079) 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, 1134206 + ... + 1136091.
It is an arithmetic number, because the mean of its divisors is an integer number (286057548).
Almost surely, 22140890071 is an apocalyptic number.
2140890071 is a deficient number, since it is larger than the sum of its proper divisors (147570313).
2140890071 is a wasteful number, since it uses less digits than its factorization.
2140890071 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2270361.
The product of its (nonzero) digits is 4032, while the sum is 32.
The square root of 2140890071 is about 46269.7533060206. The cubic root of 2140890071 is about 1288.8373778680.
The spelling of 2140890071 in words is "two billion, one hundred forty million, eight hundred ninety thousand, seventy-one".
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