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38240199 = 324248911
BaseRepresentation
bin1001000111011…
…1111111000111
32122221210200200
42101313333013
534242141244
63443341543
7643015314
oct221677707
978853620
1038240199
111a649478
12109818b3
137bcb84a
145115d0b
153555669
hex2477fc7

38240199 has 6 divisors (see below), whose sum is σ = 55235856. Its totient is φ = 25493460.

The previous prime is 38240177. The next prime is 38240219. The reversal of 38240199 is 99104283.

It is not a de Polignac number, because 38240199 - 27 = 38240071 is a prime.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38240119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2124447 + ... + 2124464.

It is an arithmetic number, because the mean of its divisors is an integer number (9205976).

Almost surely, 238240199 is an apocalyptic number.

38240199 is a deficient number, since it is larger than the sum of its proper divisors (16995657).

38240199 is a wasteful number, since it uses less digits than its factorization.

38240199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4248917 (or 4248914 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The square root of 38240199 is about 6183.8660237751. The cubic root of 38240199 is about 336.9044245223.

The spelling of 38240199 in words is "thirty-eight million, two hundred forty thousand, one hundred ninety-nine".

Divisors: 1 3 9 4248911 12746733 38240199