Base | Representation |
---|---|
bin | 1011100010101… |
… | …0000011001001 |
3 | 10101002022112211 |
4 | 2320222003021 |
5 | 44343003404 |
6 | 4445305121 |
7 | 1125310330 |
oct | 270520311 |
9 | 111068484 |
10 | 48406729 |
11 | 25362768 |
12 | 142651a1 |
13 | a04b147 |
14 | 6600d17 |
15 | 43b2b04 |
hex | 2e2a0c9 |
48406729 has 4 divisors (see below), whose sum is σ = 55321984. Its totient is φ = 41491476.
The previous prime is 48406723. The next prime is 48406739. The reversal of 48406729 is 92760484.
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-48406729 is a prime.
It is a super-2 number, since 2×484067292 = 4686422824958882, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 48406691 and 48406700.
It is not an unprimeable number, because it can be changed into a prime (48406723) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3457617 + ... + 3457630.
It is an arithmetic number, because the mean of its divisors is an integer number (13830496).
Almost surely, 248406729 is an apocalyptic number.
It is an amenable number.
48406729 is a deficient number, since it is larger than the sum of its proper divisors (6915255).
48406729 is an equidigital number, since it uses as much as digits as its factorization.
48406729 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6915254.
The product of its (nonzero) digits is 96768, while the sum is 40.
The square root of 48406729 is about 6957.4944484347. The cubic root of 48406729 is about 364.4477267459.
The spelling of 48406729 in words is "forty-eight million, four hundred six thousand, seven hundred twenty-nine".
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