Base | Representation |
---|---|
bin | 1011000111111000… |
… | …0011100101011101 |
3 | 21201002101010101202 |
4 | 2301332003211131 |
5 | 22103333203340 |
6 | 1212140445245 |
7 | 133664114600 |
oct | 26176034535 |
9 | 7632333352 |
10 | 2985834845 |
11 | 12a2475a04 |
12 | 6b3b49825 |
13 | 387794ba6 |
14 | 20479a337 |
15 | 1271e6c15 |
hex | b1f8395d |
2985834845 has 18 divisors (see below), whose sum is σ = 4169175966. Its totient is φ = 2046843120.
The previous prime is 2985834829. The next prime is 2985834869. The reversal of 2985834845 is 5484385892.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 2388667876 + 597166969 = 48874^2 + 24437^2 .
It is not a de Polignac number, because 2985834845 - 24 = 2985834829 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 853550 + ... + 857040.
It is an arithmetic number, because the mean of its divisors is an integer number (231620887).
Almost surely, 22985834845 is an apocalyptic number.
It is an amenable number.
2985834845 is a deficient number, since it is larger than the sum of its proper divisors (1183341121).
2985834845 is an frugal number, since it uses more digits than its factorization.
2985834845 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7001 (or 3503 counting only the distinct ones).
The product of its digits is 11059200, while the sum is 56.
The square root of 2985834845 is about 54642.7931661624. The cubic root of 2985834845 is about 1439.9760227811.
The spelling of 2985834845 in words is "two billion, nine hundred eighty-five million, eight hundred thirty-four thousand, eight hundred forty-five".
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