Base | Representation |
---|---|
bin | 1011011111100… |
… | …1111110001001 |
3 | 10100201022102012 |
4 | 2313321332021 |
5 | 44320203201 |
6 | 4441145305 |
7 | 1123530233 |
oct | 267717611 |
9 | 110638365 |
10 | 48209801 |
11 | 25238812 |
12 | 1418b235 |
13 | 9cac613 |
14 | 658d253 |
15 | 43745bb |
hex | 2df9f89 |
48209801 has 4 divisors (see below), whose sum is σ = 48223872. Its totient is φ = 48195732.
The previous prime is 48209789. The next prime is 48209831. The reversal of 48209801 is 10890284.
It is a happy number.
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, and also a brilliant number, because the two primes have the same length.
It is a cyclic number.
It is not a de Polignac number, because 48209801 - 210 = 48208777 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (48209831) 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, 1820 + ... + 9986.
It is an arithmetic number, because the mean of its divisors is an integer number (12055968).
Almost surely, 248209801 is an apocalyptic number.
It is an amenable number.
48209801 is a deficient number, since it is larger than the sum of its proper divisors (14071).
48209801 is an equidigital number, since it uses as much as digits as its factorization.
48209801 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14070.
The product of its (nonzero) digits is 4608, while the sum is 32.
The square root of 48209801 is about 6943.3278044465. The cubic root of 48209801 is about 363.9528402655.
The spelling of 48209801 in words is "forty-eight million, two hundred nine thousand, eight hundred one".
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