Base | Representation |
---|---|
bin | 1001000111011… |
… | …1001100010011 |
3 | 2122221122020020 |
4 | 2101313030103 |
5 | 34242040242 |
6 | 3443314523 |
7 | 643002660 |
oct | 221671423 |
9 | 78848206 |
10 | 38236947 |
11 | 1a646a91 |
12 | 1097ba43 |
13 | 7bca218 |
14 | 5114a67 |
15 | 35546ec |
hex | 2477313 |
38236947 has 16 divisors (see below), whose sum is σ = 59841792. Its totient is φ = 21258720.
The previous prime is 38236943. The next prime is 38236951. The reversal of 38236947 is 74963283.
38236947 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (38236943) and next prime (38236951).
It is not a de Polignac number, because 38236947 - 22 = 38236943 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 38236899 and 38236908.
It is not an unprimeable number, because it can be changed into a prime (38236943) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 23829 + ... + 25382.
It is an arithmetic number, because the mean of its divisors is an integer number (3740112).
Almost surely, 238236947 is an apocalyptic number.
38236947 is a gapful number since it is divisible by the number (37) formed by its first and last digit.
38236947 is a deficient number, since it is larger than the sum of its proper divisors (21604845).
38236947 is a wasteful number, since it uses less digits than its factorization.
38236947 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 49258.
The product of its digits is 217728, while the sum is 42.
The square root of 38236947 is about 6183.6030758774. The cubic root of 38236947 is about 336.8948739771.
It can be divided in two parts, 3 and 8236947, that multiplied together give a square (24710841 = 49712).
The spelling of 38236947 in words is "thirty-eight million, two hundred thirty-six thousand, nine hundred forty-seven".
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