Base | Representation |
---|---|
bin | 11100111101001… |
… | …10010110110110 |
3 | 121221001201112012 |
4 | 32132212112312 |
5 | 444140334304 |
6 | 40034124222 |
7 | 6006431264 |
oct | 1636462666 |
9 | 557051465 |
10 | 242902454 |
11 | 115126233 |
12 | 69420672 |
13 | 3b428c82 |
14 | 2438d434 |
15 | 164d116e |
hex | e7a65b6 |
242902454 has 8 divisors (see below), whose sum is σ = 365866248. Its totient is φ = 120947040.
The previous prime is 242902433. The next prime is 242902459. The reversal of 242902454 is 454209242.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 242902454.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (242902459) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 251492 + ... + 252455.
It is an arithmetic number, because the mean of its divisors is an integer number (45733281).
Almost surely, 2242902454 is an apocalyptic number.
242902454 is a deficient number, since it is larger than the sum of its proper divisors (122963794).
242902454 is a wasteful number, since it uses less digits than its factorization.
242902454 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 504190.
The product of its (nonzero) digits is 23040, while the sum is 32.
The square root of 242902454 is about 15585.3281646554. The cubic root of 242902454 is about 623.9416362107.
The spelling of 242902454 in words is "two hundred forty-two million, nine hundred two thousand, four hundred fifty-four".
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