Base | Representation |
---|---|
bin | 1011101010001… |
… | …0011011001101 |
3 | 10102000100220022 |
4 | 2322202123031 |
5 | 100004243124 |
6 | 4504031525 |
7 | 1132432661 |
oct | 272423315 |
9 | 112010808 |
10 | 48899789 |
11 | 2566a154 |
12 | 144625a5 |
13 | a1916b3 |
14 | 66cc8a1 |
15 | 445dc5e |
hex | 2ea26cd |
48899789 has 4 divisors (see below), whose sum is σ = 48942720. Its totient is φ = 48856860.
The previous prime is 48899743. The next prime is 48899791. The reversal of 48899789 is 98799884.
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 a de Polignac number, because none of the positive numbers 2k-48899789 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (48899489) 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, 19709 + ... + 22050.
It is an arithmetic number, because the mean of its divisors is an integer number (12235680).
Almost surely, 248899789 is an apocalyptic number.
It is an amenable number.
48899789 is a deficient number, since it is larger than the sum of its proper divisors (42931).
48899789 is a wasteful number, since it uses less digits than its factorization.
48899789 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42930.
The product of its digits is 10450944, while the sum is 62.
The square root of 48899789 is about 6992.8384079714. The cubic root of 48899789 is about 365.6809431432.
The spelling of 48899789 in words is "forty-eight million, eight hundred ninety-nine thousand, seven hundred eighty-nine".
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