Base | Representation |
---|---|
bin | 1001001111101… |
… | …1111101010000 |
3 | 2200222021012011 |
4 | 2103323331100 |
5 | 34411441002 |
6 | 3503112304 |
7 | 650426263 |
oct | 223737520 |
9 | 80867164 |
10 | 38780752 |
11 | 1a98860a |
12 | 10ba2694 |
13 | 805a8ba |
14 | 5216cda |
15 | 36108d7 |
hex | 24fbf50 |
38780752 has 40 divisors (see below), whose sum is σ = 79494912. Its totient is φ = 18297600.
The previous prime is 38780741. The next prime is 38780761. The reversal of 38780752 is 25708783.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19383 + ... + 21289.
Almost surely, 238780752 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 38780752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39747456).
38780752 is an abundant number, since it is smaller than the sum of its proper divisors (40714160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38780752 is a wasteful number, since it uses less digits than its factorization.
38780752 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1987 (or 1981 counting only the distinct ones).
The product of its (nonzero) digits is 94080, while the sum is 40.
The square root of 38780752 is about 6227.4193692090. The cubic root of 38780752 is about 338.4844656857.
The spelling of 38780752 in words is "thirty-eight million, seven hundred eighty thousand, seven hundred fifty-two".
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