Base | Representation |
---|---|
bin | 10000010010001001… |
… | …11101001000100001 |
3 | 211120021001020000020 |
4 | 20021010331020201 |
5 | 120401002303023 |
6 | 4003252144053 |
7 | 426432500454 |
oct | 101104751041 |
9 | 24507036006 |
10 | 8742228513 |
11 | 378683a747 |
12 | 183b908029 |
13 | a942494a5 |
14 | 5cd0b549b |
15 | 36275ede3 |
hex | 20913d221 |
8742228513 has 8 divisors (see below), whose sum is σ = 11657880576. Its totient is φ = 5827364400.
The previous prime is 8742228449. The next prime is 8742228533. The reversal of 8742228513 is 3158222478.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 8742228513 - 26 = 8742228449 is a prime.
It is not an unprimeable number, because it can be changed into a prime (8742228533) 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, 170593 + ... + 215838.
It is an arithmetic number, because the mean of its divisors is an integer number (1457235072).
Almost surely, 28742228513 is an apocalyptic number.
It is an amenable number.
8742228513 is a deficient number, since it is larger than the sum of its proper divisors (2915652063).
8742228513 is a wasteful number, since it uses less digits than its factorization.
8742228513 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 393975.
The product of its digits is 215040, while the sum is 42.
The square root of 8742228513 is about 93499.8850961861. The cubic root of 8742228513 is about 2060.0324022459.
The spelling of 8742228513 in words is "eight billion, seven hundred forty-two million, two hundred twenty-eight thousand, five hundred thirteen".
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