Base | Representation |
---|---|
bin | 111000000100… |
… | …1010101110101 |
3 | 2001022121000020 |
4 | 1300021111311 |
5 | 30011222024 |
6 | 2530035353 |
7 | 504611406 |
oct | 160112565 |
9 | 61277006 |
10 | 29398389 |
11 | 1565a499 |
12 | 9a18b59 |
13 | 61241c7 |
14 | 3c939ad |
15 | 28aa979 |
hex | 1c09575 |
29398389 has 8 divisors (see below), whose sum is σ = 41503680. Its totient is φ = 18446016.
The previous prime is 29398381. The next prime is 29398433. The reversal of 29398389 is 98389392.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 29398389 - 23 = 29398381 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (51), and also a Moran number because the ratio is a prime number: 576439 = 29398389 / (2 + 9 + 3 + 9 + 8 + 3 + 8 + 9).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29398381) 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, 288169 + ... + 288270.
It is an arithmetic number, because the mean of its divisors is an integer number (5187960).
Almost surely, 229398389 is an apocalyptic number.
It is an amenable number.
29398389 is a deficient number, since it is larger than the sum of its proper divisors (12105291).
29398389 is a wasteful number, since it uses less digits than its factorization.
29398389 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 576459.
The product of its digits is 839808, while the sum is 51.
The square root of 29398389 is about 5422.0281260798. The cubic root of 29398389 is about 308.6321593490.
The spelling of 29398389 in words is "twenty-nine million, three hundred ninety-eight thousand, three hundred eighty-nine".
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