Base | Representation |
---|---|
bin | 11100111101011… |
… | …00011101011101 |
3 | 121221002222211002 |
4 | 32132230131131 |
5 | 444142134303 |
6 | 40034440045 |
7 | 6006564206 |
oct | 1636543535 |
9 | 557088732 |
10 | 242927453 |
11 | 115142a9a |
12 | 69433025 |
13 | 3b437472 |
14 | 243985ad |
15 | 164d8788 |
hex | e7ac75d |
242927453 has 2 divisors, whose sum is σ = 242927454. Its totient is φ = 242927452.
The previous prime is 242927417. The next prime is 242927491. The reversal of 242927453 is 354729242.
It is a happy number.
It is an a-pointer prime, because the next prime (242927491) can be obtained adding 242927453 to its sum of digits (38).
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 179613604 + 63313849 = 13402^2 + 7957^2 .
It is a cyclic number.
It is not a de Polignac number, because 242927453 - 28 = 242927197 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (242927653) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121463726 + 121463727.
It is an arithmetic number, because the mean of its divisors is an integer number (121463727).
Almost surely, 2242927453 is an apocalyptic number.
It is an amenable number.
242927453 is a deficient number, since it is larger than the sum of its proper divisors (1).
242927453 is an equidigital number, since it uses as much as digits as its factorization.
242927453 is an evil number, because the sum of its binary digits is even.
The product of its digits is 120960, while the sum is 38.
The square root of 242927453 is about 15586.1301483081. The cubic root of 242927453 is about 623.9630403884.
The spelling of 242927453 in words is "two hundred forty-two million, nine hundred twenty-seven thousand, four hundred fifty-three".
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