Base | Representation |
---|---|
bin | 101101000111110111… |
… | …010000110100000100 |
3 | 11122001120210201201222 |
4 | 231013313100310010 |
5 | 1243211234400010 |
6 | 34131402135512 |
7 | 3333433556204 |
oct | 550767206404 |
9 | 148046721658 |
10 | 48450309380 |
11 | 19602a33600 |
12 | 9481ab1598 |
13 | 47519a0125 |
14 | 24b89b4404 |
15 | 13d87d2355 |
hex | b47dd0d04 |
48450309380 has 72 divisors (see below), whose sum is σ = 111951372120. Its totient is φ = 17600140800.
The previous prime is 48450309337. The next prime is 48450309389. The reversal of 48450309380 is 8390305484.
It can be written as a sum of positive squares in 4 ways, for example, as 21752710144 + 26697599236 = 147488^2 + 163394^2 .
It is a Harshad number since it is a multiple of its sum of digits (44).
It is not an unprimeable number, because it can be changed into a prime (48450309389) 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 23 ways as a sum of consecutive naturals, for example, 2461016 + ... + 2480624.
Almost surely, 248450309380 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 48450309380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55975686060).
48450309380 is an abundant number, since it is smaller than the sum of its proper divisors (63501062740).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
48450309380 is a wasteful number, since it uses less digits than its factorization.
48450309380 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20661 (or 20648 counting only the distinct ones).
The product of its (nonzero) digits is 414720, while the sum is 44.
The spelling of 48450309380 in words is "forty-eight billion, four hundred fifty million, three hundred nine thousand, three hundred eighty".
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