Base | Representation |
---|---|
bin | 11101100101001… |
… | …00110001100000 |
3 | 122021220202111201 |
4 | 32302210301200 |
5 | 1002010420343 |
6 | 40342250544 |
7 | 6102100606 |
oct | 1662446140 |
9 | 567822451 |
10 | 248138848 |
11 | 118082431 |
12 | 6b126a54 |
13 | 3c540529 |
14 | 24d53876 |
15 | 16bb794d |
hex | eca4c60 |
248138848 has 24 divisors (see below), whose sum is σ = 505370880. Its totient is φ = 119790720.
The previous prime is 248138833. The next prime is 248138867. The reversal of 248138848 is 848831842.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 248138798 and 248138807.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 132768 + ... + 134623.
It is an arithmetic number, because the mean of its divisors is an integer number (21057120).
Almost surely, 2248138848 is an apocalyptic number.
It is an amenable number.
248138848 is an abundant number, since it is smaller than the sum of its proper divisors (257232032).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
248138848 is a wasteful number, since it uses less digits than its factorization.
248138848 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 267430 (or 267422 counting only the distinct ones).
The product of its digits is 393216, while the sum is 46.
The square root of 248138848 is about 15752.4235595670. The cubic root of 248138848 is about 628.3933597916.
The spelling of 248138848 in words is "two hundred forty-eight million, one hundred thirty-eight thousand, eight hundred forty-eight".
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