Base | Representation |
---|---|
bin | 1011100111101… |
… | …0001010111101 |
3 | 10101200222201122 |
4 | 2321322022331 |
5 | 44434004114 |
6 | 4500320325 |
7 | 1131145166 |
oct | 271721275 |
9 | 111628648 |
10 | 48734909 |
11 | 25567293 |
12 | 143a30a5 |
13 | a134632 |
14 | 668876d |
15 | 4429e8e |
hex | 2e7a2bd |
48734909 has 4 divisors (see below), whose sum is σ = 48843900. Its totient is φ = 48625920.
The previous prime is 48734893. The next prime is 48734923. The reversal of 48734909 is 90943784.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 37478884 + 11256025 = 6122^2 + 3355^2 .
It is a cyclic number.
It is not a de Polignac number, because 48734909 - 24 = 48734893 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 48734909.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (48734989) 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, 53822 + ... + 54719.
It is an arithmetic number, because the mean of its divisors is an integer number (12210975).
Almost surely, 248734909 is an apocalyptic number.
It is an amenable number.
48734909 is a deficient number, since it is larger than the sum of its proper divisors (108991).
48734909 is a wasteful number, since it uses less digits than its factorization.
48734909 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 108990.
The product of its (nonzero) digits is 217728, while the sum is 44.
The square root of 48734909 is about 6981.0392492809. The cubic root of 48734909 is about 365.2694801077.
The spelling of 48734909 in words is "forty-eight million, seven hundred thirty-four thousand, nine hundred nine".
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