Base | Representation |
---|---|
bin | 1010010110110111… |
… | …1101111111101101 |
3 | 21011202121102022201 |
4 | 2211231331333231 |
5 | 21143223303203 |
6 | 1135515141501 |
7 | 125620040551 |
oct | 24555757755 |
9 | 7152542281 |
10 | 2780291053 |
11 | 11a7446901 |
12 | 657144891 |
13 | 354019447 |
14 | 1c5373861 |
15 | 114144e1d |
hex | a5b7dfed |
2780291053 has 8 divisors (see below), whose sum is σ = 2788311680. Its totient is φ = 2772282240.
The previous prime is 2780291039. The next prime is 2780291069. The reversal of 2780291053 is 3501920872.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2780291053 - 213 = 2780282861 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2780291153) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 671293 + ... + 675421.
It is an arithmetic number, because the mean of its divisors is an integer number (348538960).
Almost surely, 22780291053 is an apocalyptic number.
It is an amenable number.
2780291053 is a deficient number, since it is larger than the sum of its proper divisors (8020627).
2780291053 is a wasteful number, since it uses less digits than its factorization.
2780291053 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5907.
The product of its (nonzero) digits is 30240, while the sum is 37.
The square root of 2780291053 is about 52728.4653010117. The cubic root of 2780291053 is about 1406.1449367223.
The spelling of 2780291053 in words is "two billion, seven hundred eighty million, two hundred ninety-one thousand, fifty-three".
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