Base | Representation |
---|---|
bin | 1001000111011… |
… | …1000111001100 |
3 | 2122221121210010 |
4 | 2101313013030 |
5 | 34242032440 |
6 | 3443313220 |
7 | 643002012 |
oct | 221670714 |
9 | 78847703 |
10 | 38236620 |
11 | 1a646814 |
12 | 1097b810 |
13 | 7bca026 |
14 | 51148b2 |
15 | 3554580 |
hex | 24771cc |
38236620 has 24 divisors (see below), whose sum is σ = 107062704. Its totient is φ = 10196416.
The previous prime is 38236619. The next prime is 38236631. The reversal of 38236620 is 2663283.
38236620 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 318579 + ... + 318698.
It is an arithmetic number, because the mean of its divisors is an integer number (4460946).
Almost surely, 238236620 is an apocalyptic number.
38236620 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
38236620 is an abundant number, since it is smaller than the sum of its proper divisors (68826084).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38236620 is a wasteful number, since it uses less digits than its factorization.
38236620 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 637289 (or 637287 counting only the distinct ones).
The product of its (nonzero) digits is 10368, while the sum is 30.
The square root of 38236620 is about 6183.5766349258. The cubic root of 38236620 is about 336.8939136063.
The spelling of 38236620 in words is "thirty-eight million, two hundred thirty-six thousand, six hundred twenty".
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