Base | Representation |
---|---|
bin | 1001010000100… |
… | …0111001001100 |
3 | 2201001221212200 |
4 | 2110020321030 |
5 | 34420134430 |
6 | 3504201500 |
7 | 651036621 |
oct | 224107114 |
9 | 81057780 |
10 | 38833740 |
11 | 1aa14400 |
12 | 11009290 |
13 | 8078a5a |
14 | 522c348 |
15 | 3621460 |
hex | 2508e4c |
38833740 has 108 divisors (see below), whose sum is σ = 129550512. Its totient is φ = 9408960.
The previous prime is 38833709. The next prime is 38833783. The reversal of 38833740 is 4733883.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 38833695 and 38833704.
It is an unprimeable number.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 20889 + ... + 22671.
Almost surely, 238833740 is an apocalyptic number.
38833740 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 38833740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64775256).
38833740 is an abundant number, since it is smaller than the sum of its proper divisors (90716772).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38833740 is a wasteful number, since it uses less digits than its factorization.
38833740 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1820 (or 1804 counting only the distinct ones).
The product of its (nonzero) digits is 48384, while the sum is 36.
The square root of 38833740 is about 6231.6723277143. The cubic root of 38833740 is about 338.6385580415.
The spelling of 38833740 in words is "thirty-eight million, eight hundred thirty-three thousand, seven hundred forty".
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