Base | Representation |
---|---|
bin | 1011101001000… |
… | …0110101010001 |
3 | 10101212201001102 |
4 | 2322100311101 |
5 | 44444441404 |
6 | 4502314145 |
7 | 1132012616 |
oct | 272206521 |
9 | 111781042 |
10 | 48827729 |
11 | 2561aaa5 |
12 | 14428955 |
13 | a167962 |
14 | 66b050d |
15 | 444771e |
hex | 2e90d51 |
48827729 has 4 divisors (see below), whose sum is σ = 49496676. Its totient is φ = 48158784.
The previous prime is 48827711. The next prime is 48827741. The reversal of 48827729 is 92772884.
It is a happy number.
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 10387729 + 38440000 = 3223^2 + 6200^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-48827729 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (48827789) 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, 334364 + ... + 334509.
It is an arithmetic number, because the mean of its divisors is an integer number (12374169).
Almost surely, 248827729 is an apocalyptic number.
It is an amenable number.
48827729 is a deficient number, since it is larger than the sum of its proper divisors (668947).
48827729 is an equidigital number, since it uses as much as digits as its factorization.
48827729 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 668946.
The product of its digits is 451584, while the sum is 47.
The square root of 48827729 is about 6987.6840941760. The cubic root of 48827729 is about 365.5012291899.
The spelling of 48827729 in words is "forty-eight million, eight hundred twenty-seven thousand, seven hundred twenty-nine".
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