Base | Representation |
---|---|
bin | 1001010010011… |
… | …1000011000010 |
3 | 2201022020022010 |
4 | 2110213003002 |
5 | 34433113000 |
6 | 3510553350 |
7 | 652062663 |
oct | 224470302 |
9 | 81266263 |
10 | 38957250 |
11 | 1aa99182 |
12 | 11068856 |
13 | 80c0037 |
14 | 526136a |
15 | 3647d50 |
hex | 25270c2 |
38957250 has 64 divisors (see below), whose sum is σ = 98242560. Its totient is φ = 10281600.
The previous prime is 38957249. The next prime is 38957293. The reversal of 38957250 is 5275983.
It is a junction number, because it is equal to n+sod(n) for n = 38957199 and 38957208.
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, 95046 + ... + 95454.
It is an arithmetic number, because the mean of its divisors is an integer number (1535040).
Almost surely, 238957250 is an apocalyptic number.
38957250 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 38957250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49121280).
38957250 is an abundant number, since it is smaller than the sum of its proper divisors (59285310).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38957250 is a wasteful number, since it uses less digits than its factorization.
38957250 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 556 (or 546 counting only the distinct ones).
The product of its (nonzero) digits is 75600, while the sum is 39.
The square root of 38957250 is about 6241.5743206342. The cubic root of 38957250 is about 338.9971893503.
The spelling of 38957250 in words is "thirty-eight million, nine hundred fifty-seven thousand, two hundred fifty".
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