Base | Representation |
---|---|
bin | 1010010001011110… |
… | …1101110111101100 |
3 | 21010012001200122021 |
4 | 2210113231313230 |
5 | 21121431234440 |
6 | 1133350355524 |
7 | 125223620122 |
oct | 24427556754 |
9 | 7105050567 |
10 | 2757680620 |
11 | 11957032a2 |
12 | 64b65bba4 |
13 | 34c430aa6 |
14 | 1c2369912 |
15 | 11217a84a |
hex | a45eddec |
2757680620 has 12 divisors (see below), whose sum is σ = 5791129344. Its totient is φ = 1103072240.
The previous prime is 2757680617. The next prime is 2757680621. The reversal of 2757680620 is 260867572.
It is not an unprimeable number, because it can be changed into a prime (2757680621) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68941996 + ... + 68942035.
It is an arithmetic number, because the mean of its divisors is an integer number (482594112).
Almost surely, 22757680620 is an apocalyptic number.
2757680620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2757680620 is an abundant number, since it is smaller than the sum of its proper divisors (3033448724).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2757680620 is a wasteful number, since it uses less digits than its factorization.
2757680620 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 137884040 (or 137884038 counting only the distinct ones).
The product of its (nonzero) digits is 282240, while the sum is 43.
The square root of 2757680620 is about 52513.6231848460. The cubic root of 2757680620 is about 1402.3227801320.
The spelling of 2757680620 in words is "two billion, seven hundred fifty-seven million, six hundred eighty thousand, six hundred twenty".
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