Base | Representation |
---|---|
bin | 1011110101100… |
… | …1011000000000 |
3 | 10110102102211111 |
4 | 2331121120000 |
5 | 100202233102 |
6 | 4532053104 |
7 | 1142003500 |
oct | 275313000 |
9 | 113372744 |
10 | 49649152 |
11 | 26031163 |
12 | 14764194 |
13 | a3947c7 |
14 | 6845a00 |
15 | 455acd7 |
hex | 2f59600 |
49649152 has 60 divisors (see below), whose sum is σ = 115455780. Its totient is φ = 21267456.
The previous prime is 49649141. The next prime is 49649167. The reversal of 49649152 is 25194694.
It is a congruent number.
It is an unprimeable number.
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 5 ways as a sum of consecutive naturals, for example, 24099 + ... + 26077.
It is an arithmetic number, because the mean of its divisors is an integer number (1924263).
Almost surely, 249649152 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 49649152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57727890).
49649152 is an abundant number, since it is smaller than the sum of its proper divisors (65806628).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49649152 is an equidigital number, since it uses as much as digits as its factorization.
49649152 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2011 (or 1988 counting only the distinct ones).
The product of its digits is 77760, while the sum is 40.
The square root of 49649152 is about 7046.2154380916. The cubic root of 49649152 is about 367.5394364331.
The spelling of 49649152 in words is "forty-nine million, six hundred forty-nine thousand, one hundred fifty-two".
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