Base | Representation |
---|---|
bin | 1001000101100… |
… | …1110000011100 |
3 | 2122201111211210 |
4 | 2101121300130 |
5 | 34224211010 |
6 | 3440544420 |
7 | 641661321 |
oct | 221316034 |
9 | 78644753 |
10 | 38116380 |
11 | 1a574445 |
12 | 10922110 |
13 | 7b87393 |
14 | 50c2b48 |
15 | 352db20 |
hex | 2459c1c |
38116380 has 48 divisors (see below), whose sum is σ = 113006880. Its totient is φ = 9566208.
The previous prime is 38116373. The next prime is 38116417. The reversal of 38116380 is 8361183.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17665 + ... + 19704.
It is an arithmetic number, because the mean of its divisors is an integer number (2354310).
Almost surely, 238116380 is an apocalyptic number.
38116380 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
38116380 is an abundant number, since it is smaller than the sum of its proper divisors (74890500).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38116380 is a wasteful number, since it uses less digits than its factorization.
38116380 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 37398 (or 37396 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 30.
The square root of 38116380 is about 6173.8464509575. The cubic root of 38116380 is about 336.5404072947.
It can be divided in two parts, 381 and 16380, that added together give a palindrome (16761).
The spelling of 38116380 in words is "thirty-eight million, one hundred sixteen thousand, three hundred eighty".
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