Base | Representation |
---|---|
bin | 1010010101101100… |
… | …0111101001000000 |
3 | 21011102022101020020 |
4 | 2211123013221000 |
5 | 21140442143244 |
6 | 1135221213440 |
7 | 125530040622 |
oct | 24533075100 |
9 | 7142271206 |
10 | 2775349824 |
11 | 11a4681445 |
12 | 655561280 |
13 | 352ca9340 |
14 | 1c4848c12 |
15 | 1139bad19 |
hex | a56c7a40 |
2775349824 has 112 divisors (see below), whose sum is σ = 8373270528. Its totient is φ = 803708928.
The previous prime is 2775349799. The next prime is 2775349831. The reversal of 2775349824 is 4289435772.
It is a Harshad number since it is a multiple of its sum of digits (51).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9729 + ... + 75135.
It is an arithmetic number, because the mean of its divisors is an integer number (74761344).
Almost surely, 22775349824 is an apocalyptic number.
2775349824 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2775349824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4186635264).
2775349824 is an abundant number, since it is smaller than the sum of its proper divisors (5597920704).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2775349824 is a wasteful number, since it uses less digits than its factorization.
2775349824 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 65452 (or 65442 counting only the distinct ones).
The product of its digits is 3386880, while the sum is 51.
The square root of 2775349824 is about 52681.5890420933. The cubic root of 2775349824 is about 1405.3114263450.
It can be divided in two parts, 27753 and 49824, that added together give a palindrome (77577).
The spelling of 2775349824 in words is "two billion, seven hundred seventy-five million, three hundred forty-nine thousand, eight hundred twenty-four".
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