Base | Representation |
---|---|
bin | 1000111011110010… |
… | …0101101001000001 |
3 | 20012010201121002002 |
4 | 2032330211221001 |
5 | 14402422404424 |
6 | 1033550433345 |
7 | 113300524121 |
oct | 21674455101 |
9 | 6163647062 |
10 | 2398247489 |
11 | 1020825920 |
12 | 56b202855 |
13 | 2c2b24071 |
14 | 18a724c81 |
15 | e082bcae |
hex | 8ef25a41 |
2398247489 has 8 divisors (see below), whose sum is σ = 2645667360. Its totient is φ = 2155727200.
The previous prime is 2398247459. The next prime is 2398247503. The reversal of 2398247489 is 9847428932.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-2398247489 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2398247419) 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, 1223867 + ... + 1225824.
It is an arithmetic number, because the mean of its divisors is an integer number (330708420).
Almost surely, 22398247489 is an apocalyptic number.
It is an amenable number.
2398247489 is a deficient number, since it is larger than the sum of its proper divisors (247419871).
2398247489 is a wasteful number, since it uses less digits than its factorization.
2398247489 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2449791.
The product of its digits is 6967296, while the sum is 56.
The square root of 2398247489 is about 48971.9050987400. The cubic root of 2398247489 is about 1338.5399350855.
The spelling of 2398247489 in words is "two billion, three hundred ninety-eight million, two hundred forty-seven thousand, four hundred eighty-nine".
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