Base | Representation |
---|---|
bin | 110110111010101… |
… | …0101111101110101 |
3 | 11202102100212101200 |
4 | 1231311111331311 |
5 | 12233212401044 |
6 | 502503243113 |
7 | 63443456433 |
oct | 15565257565 |
9 | 4672325350 |
10 | 1842700149 |
11 | 866179994 |
12 | 435149499 |
13 | 2349c0924 |
14 | 136a2dd53 |
15 | abb90369 |
hex | 6dd55f75 |
1842700149 has 12 divisors (see below), whose sum is σ = 2662186956. Its totient is φ = 1228231872.
The previous prime is 1842700141. The next prime is 1842700169. The reversal of 1842700149 is 9410072481.
It can be written as a sum of positive squares in 2 ways, for example, as 637916049 + 1204784100 = 25257^2 + 34710^2 .
It is not a de Polignac number, because 1842700149 - 23 = 1842700141 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1842700141) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39487 + ... + 72419.
It is an arithmetic number, because the mean of its divisors is an integer number (221848913).
Almost surely, 21842700149 is an apocalyptic number.
It is an amenable number.
1842700149 is a deficient number, since it is larger than the sum of its proper divisors (819486807).
1842700149 is a wasteful number, since it uses less digits than its factorization.
1842700149 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39156 (or 39153 counting only the distinct ones).
The product of its (nonzero) digits is 16128, while the sum is 36.
The square root of 1842700149 is about 42926.6834148645. The cubic root of 1842700149 is about 1225.9842483209.
The spelling of 1842700149 in words is "one billion, eight hundred forty-two million, seven hundred thousand, one hundred forty-nine".
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