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38029269 = 312676423
BaseRepresentation
bin1001000100010…
…0011111010101
32122120002100110
42101010133111
534213414034
63435033233
7641146335
oct221043725
978502313
1038029269
111a514a53
121089b819
137b56835
14509d0c5
153512de9
hex24447d5

38029269 has 4 divisors (see below), whose sum is σ = 50705696. Its totient is φ = 25352844.

The previous prime is 38029231. The next prime is 38029297. The reversal of 38029269 is 96292083.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 38029269 - 211 = 38027221 is a prime.

It is a super-2 number, since 2×380292692 = 2892450601348722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38129269) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6338209 + ... + 6338214.

It is an arithmetic number, because the mean of its divisors is an integer number (12676424).

Almost surely, 238029269 is an apocalyptic number.

It is an amenable number.

38029269 is a deficient number, since it is larger than the sum of its proper divisors (12676427).

38029269 is a wasteful number, since it uses less digits than its factorization.

38029269 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12676426.

The product of its (nonzero) digits is 46656, while the sum is 39.

The square root of 38029269 is about 6166.7875753913. The cubic root of 38029269 is about 336.2838357718.

The spelling of 38029269 in words is "thirty-eight million, twenty-nine thousand, two hundred sixty-nine".

Divisors: 1 3 12676423 38029269