Base | Representation |
---|---|
bin | 1011011111010… |
… | …0111101101001 |
3 | 10100200021021111 |
4 | 2313310331221 |
5 | 44314024124 |
6 | 4440510321 |
7 | 1123413361 |
oct | 267647551 |
9 | 110607244 |
10 | 48189289 |
11 | 25224365 |
12 | 1417b3a1 |
13 | 9ca3195 |
14 | 65859a1 |
15 | 436d494 |
hex | 2df4f69 |
48189289 has 4 divisors (see below), whose sum is σ = 48799360. Its totient is φ = 47579220.
The previous prime is 48189287. The next prime is 48189313. The reversal of 48189289 is 98298184.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 48189289 - 21 = 48189287 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (48189287) 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, 304917 + ... + 305074.
It is an arithmetic number, because the mean of its divisors is an integer number (12199840).
Almost surely, 248189289 is an apocalyptic number.
It is an amenable number.
48189289 is a deficient number, since it is larger than the sum of its proper divisors (610071).
48189289 is an equidigital number, since it uses as much as digits as its factorization.
48189289 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 610070.
The product of its digits is 331776, while the sum is 49.
The square root of 48189289 is about 6941.8505457839. The cubic root of 48189289 is about 363.9012154953.
The spelling of 48189289 in words is "forty-eight million, one hundred eighty-nine thousand, two hundred eighty-nine".
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