Base | Representation |
---|---|
bin | 1001010000100… |
… | …0000111110100 |
3 | 2201001210112122 |
4 | 2110020013310 |
5 | 34420034310 |
6 | 3504135112 |
7 | 651024455 |
oct | 224100764 |
9 | 81053478 |
10 | 38830580 |
11 | 1aa11a98 |
12 | 11007498 |
13 | 8077499 |
14 | 522b12c |
15 | 3620555 |
hex | 25081f4 |
38830580 has 24 divisors (see below), whose sum is σ = 81680928. Its totient is φ = 15506208.
The previous prime is 38830579. The next prime is 38830607. The reversal of 38830580 is 8503883.
It is a super-3 number, since 3×388305803 (a number of 24 digits) contains 333 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 38830580.
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, 14507 + ... + 16973.
It is an arithmetic number, because the mean of its divisors is an integer number (3403372).
Almost surely, 238830580 is an apocalyptic number.
It is an amenable number.
38830580 is an abundant number, since it is smaller than the sum of its proper divisors (42850348).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38830580 is a wasteful number, since it uses less digits than its factorization.
38830580 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3263 (or 3261 counting only the distinct ones).
The product of its (nonzero) digits is 23040, while the sum is 35.
The square root of 38830580 is about 6231.4187790583. The cubic root of 38830580 is about 338.6293724993.
The spelling of 38830580 in words is "thirty-eight million, eight hundred thirty thousand, five hundred eighty".
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