Base | Representation |
---|---|
bin | 101101001011000000… |
… | …110010110001010100 |
3 | 11122012021012202220211 |
4 | 231023000302301110 |
5 | 1243313300430122 |
6 | 34140530335204 |
7 | 3334644611500 |
oct | 551300626124 |
9 | 148167182824 |
10 | 48503139412 |
11 | 1962a837592 |
12 | 949772a504 |
13 | 475c9096c0 |
14 | 24c1a07300 |
15 | 13dd26a877 |
hex | b4b032c54 |
48503139412 has 54 divisors (see below), whose sum is σ = 106358182938. Its totient is φ = 19183657248.
The previous prime is 48503139401. The next prime is 48503139511. The reversal of 48503139412 is 21493130584.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 33579096516 + 14924042896 = 183246^2 + 122164^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 11114743 + ... + 11119105.
Almost surely, 248503139412 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 48503139412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53179091469).
48503139412 is an abundant number, since it is smaller than the sum of its proper divisors (57855043526).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
48503139412 is an equidigital number, since it uses as much as digits as its factorization.
48503139412 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8757 (or 4385 counting only the distinct ones).
The product of its (nonzero) digits is 103680, while the sum is 40.
Adding to 48503139412 its reverse (21493130584), we get a palindrome (69996269996).
The spelling of 48503139412 in words is "forty-eight billion, five hundred three million, one hundred thirty-nine thousand, four hundred twelve".
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