[go: up one dir, main page]

Search a number
-
+
38624025 = 3521146817
BaseRepresentation
bin1001001101010…
…1101100011001
32200200022012110
42103111230121
534341432100
63455502533
7646204326
oct223255431
980608173
1038624025
111a890890
1210b27a49
13800446b
1451b5b4d
1535ce250
hex24d5b19

38624025 has 24 divisors (see below), whose sum is σ = 69665184. Its totient is φ = 18726400.

The previous prime is 38624021. The next prime is 38624057. The reversal of 38624025 is 52042683.

38624025 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 38624025 - 22 = 38624021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 38623983 and 38624001.

It is not an unprimeable number, because it can be changed into a prime (38624021) 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 23 ways as a sum of consecutive naturals, for example, 22584 + ... + 24233.

It is an arithmetic number, because the mean of its divisors is an integer number (2902716).

Almost surely, 238624025 is an apocalyptic number.

It is an amenable number.

38624025 is a deficient number, since it is larger than the sum of its proper divisors (31041159).

38624025 is a wasteful number, since it uses less digits than its factorization.

38624025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46841 (or 46836 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 38624025 is about 6214.8230063293. The cubic root of 38624025 is about 338.0278707921.

It can be divided in two parts, 3862 and 4025, that added together give a palindrome (7887).

The spelling of 38624025 in words is "thirty-eight million, six hundred twenty-four thousand, twenty-five".

Divisors: 1 3 5 11 15 25 33 55 75 165 275 825 46817 140451 234085 514987 702255 1170425 1544961 2574935 3511275 7724805 12874675 38624025