Base | Representation |
---|---|
bin | 1110011101101000011… |
… | …0111001100101011000 |
3 | 212202100110121121021010 |
4 | 3213122012321211120 |
5 | 13032332412041223 |
6 | 310051401213520 |
7 | 23644243235253 |
oct | 3473206714530 |
9 | 782313547233 |
10 | 248472377688 |
11 | 964161a7a77 |
12 | 401a4a912a0 |
13 | 1a57a747c72 |
14 | c05199c09a |
15 | 66e3b65393 |
hex | 39da1b9958 |
248472377688 has 128 divisors (see below), whose sum is σ = 665979148800. Its totient is φ = 77076443136.
The previous prime is 248472377633. The next prime is 248472377719. The reversal of 248472377688 is 886773274842.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3119770 + ... + 3198422.
It is an arithmetic number, because the mean of its divisors is an integer number (5202962100).
Almost surely, 2248472377688 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 248472377688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (332989574400).
248472377688 is an abundant number, since it is smaller than the sum of its proper divisors (417506771112).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
248472377688 is a wasteful number, since it uses less digits than its factorization.
248472377688 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 78841 (or 78837 counting only the distinct ones).
The product of its digits is 202309632, while the sum is 66.
The spelling of 248472377688 in words is "two hundred forty-eight billion, four hundred seventy-two million, three hundred seventy-seven thousand, six hundred eighty-eight".
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