Base | Representation |
---|---|
bin | 1011100100000… |
… | …0000000000000 |
3 | 10101020212212212 |
4 | 2321000000000 |
5 | 44403343030 |
6 | 4451241252 |
7 | 1126133423 |
oct | 271000000 |
9 | 111225785 |
10 | 48496640 |
11 | 25414275 |
12 | 142a9228 |
13 | a08004a |
14 | 66259ba |
15 | 43ce595 |
hex | 2e40000 |
48496640 has 76 divisors (see below), whose sum is σ = 119537436. Its totient is φ = 18874368.
The previous prime is 48496639. The next prime is 48496661. The reversal of 48496640 is 4669484.
It can be written as a sum of positive squares in 2 ways, for example, as 31719424 + 16777216 = 5632^2 + 4096^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (5) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1310702 + ... + 1310738.
It is an arithmetic number, because the mean of its divisors is an integer number (1572861).
Almost surely, 248496640 is an apocalyptic number.
48496640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 48496640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59768718).
48496640 is an abundant number, since it is smaller than the sum of its proper divisors (71040796).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
48496640 is an frugal number, since it uses more digits than its factorization.
48496640 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 78 (or 44 counting only the distinct ones).
The product of its (nonzero) digits is 165888, while the sum is 41.
The square root of 48496640 is about 6963.9529004725. The cubic root of 48496640 is about 364.6732297795.
The spelling of 48496640 in words is "forty-eight million, four hundred ninety-six thousand, six hundred forty".
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