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38169269 is a prime number
BaseRepresentation
bin1001000110011…
…0101010110101
32122211012101122
42101212222311
534232404034
63442033325
7642301445
oct221465265
978735348
1038169269
111a600156
1210948845
137ba5488
1450d8125
15353e62e
hex2466ab5

38169269 has 2 divisors, whose sum is σ = 38169270. Its totient is φ = 38169268.

The previous prime is 38169247. The next prime is 38169289. The reversal of 38169269 is 96296183.

38169269 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35880100 + 2289169 = 5990^2 + 1513^2 .

It is a cyclic number.

It is not a de Polignac number, because 38169269 - 28 = 38169013 is a prime.

It is a super-2 number, since 2×381692692 = 2913786191988722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38169289) 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 as a sum of consecutive naturals, namely, 19084634 + 19084635.

It is an arithmetic number, because the mean of its divisors is an integer number (19084635).

Almost surely, 238169269 is an apocalyptic number.

It is an amenable number.

38169269 is a deficient number, since it is larger than the sum of its proper divisors (1).

38169269 is an equidigital number, since it uses as much as digits as its factorization.

38169269 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 139968, while the sum is 44.

The square root of 38169269 is about 6178.1282764281. The cubic root of 38169269 is about 336.6959927182.

The spelling of 38169269 in words is "thirty-eight million, one hundred sixty-nine thousand, two hundred sixty-nine".