Base | Representation |
---|---|
bin | 1011100110001… |
… | …1111100011100 |
3 | 10101112100211202 |
4 | 2321203330130 |
5 | 44423100433 |
6 | 4454335032 |
7 | 1130315600 |
oct | 271437434 |
9 | 111470752 |
10 | 48643868 |
11 | 25504949 |
12 | 1435a478 |
13 | a102070 |
14 | 6663500 |
15 | 440cee8 |
hex | 2e63f1c |
48643868 has 72 divisors (see below), whose sum is σ = 113015952. Its totient is φ = 18095616.
The previous prime is 48643849. The next prime is 48643871. The reversal of 48643868 is 86834684.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 42755 + ... + 43877.
It is an arithmetic number, because the mean of its divisors is an integer number (1569666).
Almost surely, 248643868 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 48643868, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56507976).
48643868 is an abundant number, since it is smaller than the sum of its proper divisors (64372084).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
48643868 is a wasteful number, since it uses less digits than its factorization.
48643868 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1171 (or 1162 counting only the distinct ones).
The product of its digits is 884736, while the sum is 47.
The square root of 48643868 is about 6974.5156104206. The cubic root of 48643868 is about 365.0418867298.
The spelling of 48643868 in words is "forty-eight million, six hundred forty-three thousand, eight hundred sixty-eight".
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