Base | Representation |
---|---|
bin | 1010101111001000… |
… | …1111000001001000 |
3 | 21102212010110102102 |
4 | 2223302033001020 |
5 | 21400302311043 |
6 | 1153552452532 |
7 | 131264133110 |
oct | 25362170110 |
9 | 7385113372 |
10 | 2882072648 |
11 | 1249944924 |
12 | 68524a148 |
13 | 36c134b40 |
14 | 1d4aaa040 |
15 | 11d04c6b8 |
hex | abc8f048 |
2882072648 has 32 divisors (see below), whose sum is σ = 6650938560. Its totient is φ = 1140160320.
The previous prime is 2882072647. The next prime is 2882072663. The reversal of 2882072648 is 8462702882.
It is not an unprimeable number, because it can be changed into a prime (2882072647) 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, 1978718 + ... + 1980173.
It is an arithmetic number, because the mean of its divisors is an integer number (207841830).
Almost surely, 22882072648 is an apocalyptic number.
2882072648 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
2882072648 is an abundant number, since it is smaller than the sum of its proper divisors (3768865912).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2882072648 is a wasteful number, since it uses less digits than its factorization.
2882072648 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3958917 (or 3958913 counting only the distinct ones).
The product of its (nonzero) digits is 688128, while the sum is 47.
The square root of 2882072648 is about 53684.9387444933. The cubic root of 2882072648 is about 1423.0985449436.
It can be divided in two parts, 288 and 2072648, that multiplied together give a square (596922624 = 244322).
The spelling of 2882072648 in words is "two billion, eight hundred eighty-two million, seventy-two thousand, six hundred forty-eight".
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