Base | Representation |
---|---|
bin | 1001000100011110… |
… | …11110010100011101 |
3 | 110120100201122020120 |
4 | 10202033132110131 |
5 | 34433034331424 |
6 | 2123105105153 |
7 | 231445430166 |
oct | 44217362435 |
9 | 13510648216 |
10 | 4869448989 |
11 | 207974a109 |
12 | b3a9281b9 |
13 | 5c7aac382 |
14 | 3429da76d |
15 | 1d7769a79 |
hex | 1223de51d |
4869448989 has 4 divisors (see below), whose sum is σ = 6492598656. Its totient is φ = 3246299324.
The previous prime is 4869448967. The next prime is 4869449003. The reversal of 4869448989 is 9898449684.
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 4869448989 - 28 = 4869448733 is a prime.
It is a super-3 number, since 3×48694489893 (a number of 30 digits) contains 333 as substring.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4869448919) 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, 811574829 + ... + 811574834.
It is an arithmetic number, because the mean of its divisors is an integer number (1623149664).
Almost surely, 24869448989 is an apocalyptic number.
It is an amenable number.
4869448989 is a deficient number, since it is larger than the sum of its proper divisors (1623149667).
4869448989 is a wasteful number, since it uses less digits than its factorization.
4869448989 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1623149666.
The product of its digits is 143327232, while the sum is 69.
The square root of 4869448989 is about 69781.4372809847. The cubic root of 4869448989 is about 1694.9618992315.
The spelling of 4869448989 in words is "four billion, eight hundred sixty-nine million, four hundred forty-eight thousand, nine hundred eighty-nine".
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