Base | Representation |
---|---|
bin | 1011100001100… |
… | …1101110000000 |
3 | 10100221220210110 |
4 | 2320121232000 |
5 | 44333333330 |
6 | 4444031320 |
7 | 1124611323 |
oct | 270315600 |
9 | 110856713 |
10 | 48339840 |
11 | 2531748a |
12 | 14232540 |
13 | a026873 |
14 | 65c47ba |
15 | 439cdb0 |
hex | 2e19b80 |
48339840 has 128 divisors (see below), whose sum is σ = 163257120. Its totient is φ = 12124160.
The previous prime is 48339827. The next prime is 48339847. The reversal of 48339840 is 4893384.
It is a tau number, because it is divible by the number of its divisors (128).
It is a nialpdrome in base 5.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (48339847) 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 15 ways as a sum of consecutive naturals, for example, 31900 + ... + 33380.
Almost surely, 248339840 is an apocalyptic number.
48339840 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 48339840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81628560).
48339840 is an abundant number, since it is smaller than the sum of its proper divisors (114917280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
48339840 is a wasteful number, since it uses less digits than its factorization.
48339840 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1520 (or 1508 counting only the distinct ones).
The product of its (nonzero) digits is 82944, while the sum is 39.
The square root of 48339840 is about 6952.6858119722. The cubic root of 48339840 is about 364.2797832835.
The spelling of 48339840 in words is "forty-eight million, three hundred thirty-nine thousand, eight hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •