Base | Representation |
---|---|
bin | 10001001111001… |
… | …100110100011110 |
3 | 202011011202011200 |
4 | 101033030310132 |
5 | 1043013303332 |
6 | 44410300330 |
7 | 10111064640 |
oct | 2117146436 |
9 | 664152150 |
10 | 289197342 |
11 | 139276275 |
12 | 80a276a6 |
13 | 47bb7ab5 |
14 | 2a5a0890 |
15 | 1a5c817c |
hex | 113ccd1e |
289197342 has 48 divisors (see below), whose sum is σ = 726216192. Its totient is φ = 81461520.
The previous prime is 289197301. The next prime is 289197343. The reversal of 289197342 is 243791982.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (289197343) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7218 + ... + 25109.
It is an arithmetic number, because the mean of its divisors is an integer number (15129504).
Almost surely, 2289197342 is an apocalyptic number.
289197342 is an abundant number, since it is smaller than the sum of its proper divisors (437018850).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
289197342 is a wasteful number, since it uses less digits than its factorization.
289197342 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32413 (or 32410 counting only the distinct ones).
The product of its digits is 217728, while the sum is 45.
The square root of 289197342 is about 17005.8031859715. The cubic root of 289197342 is about 661.2993548566.
The spelling of 289197342 in words is "two hundred eighty-nine million, one hundred ninety-seven thousand, three hundred forty-two".
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