Base | Representation |
---|---|
bin | 10001001111111… |
… | …101111001100110 |
3 | 202011112221221022 |
4 | 101033331321212 |
5 | 1043041221444 |
6 | 44414451142 |
7 | 10112563016 |
oct | 2117757146 |
9 | 664487838 |
10 | 289398374 |
11 | 1393a3311 |
12 | 80b03ab2 |
13 | 47c58455 |
14 | 2a613c46 |
15 | 1a6179ee |
hex | 113fde66 |
289398374 has 8 divisors (see below), whose sum is σ = 452971440. Its totient is φ = 138407896.
The previous prime is 289398371. The next prime is 289398383. The reversal of 289398374 is 473893982.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (289398371) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3145589 + ... + 3145680.
It is an arithmetic number, because the mean of its divisors is an integer number (56621430).
Almost surely, 2289398374 is an apocalyptic number.
289398374 is a deficient number, since it is larger than the sum of its proper divisors (163573066).
289398374 is a wasteful number, since it uses less digits than its factorization.
289398374 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6291294.
The product of its digits is 2612736, while the sum is 53.
The square root of 289398374 is about 17011.7128473296. The cubic root of 289398374 is about 661.4525507545.
The spelling of 289398374 in words is "two hundred eighty-nine million, three hundred ninety-eight thousand, three hundred seventy-four".
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