[go: up one dir, main page]

Search a number
-
+
38200369 is a prime number
BaseRepresentation
bin1001000110111…
…0010000110001
32122212210001111
42101232100301
534234402434
63442433321
7642461224
oct221562061
978783044
1038200369
111a621559
1210962841
137bb668c
1451055bb
153548964
hex246e431

38200369 has 2 divisors, whose sum is σ = 38200370. Its totient is φ = 38200368.

The previous prime is 38200367. The next prime is 38200373. The reversal of 38200369 is 96300283.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28037025 + 10163344 = 5295^2 + 3188^2 .

It is a cyclic number.

It is not a de Polignac number, because 38200369 - 21 = 38200367 is a prime.

It is a super-2 number, since 2×382003692 = 2918536383472322, which contains 22 as substring.

Together with 38200367, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 38200369.

It is not a weakly prime, because it can be changed into another prime (38200361) by changing a digit.

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 as a sum of consecutive naturals, namely, 19100184 + 19100185.

It is an arithmetic number, because the mean of its divisors is an integer number (19100185).

Almost surely, 238200369 is an apocalyptic number.

It is an amenable number.

38200369 is a deficient number, since it is larger than the sum of its proper divisors (1).

38200369 is an equidigital number, since it uses as much as digits as its factorization.

38200369 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 38200369 is about 6180.6447074719. The cubic root of 38200369 is about 336.7874135826.

The spelling of 38200369 in words is "thirty-eight million, two hundred thousand, three hundred sixty-nine".