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38825033 = 132986541
BaseRepresentation
bin1001010000011…
…0110001001001
32201001111221012
42110012301021
534414400113
63504053305
7651002342
oct224066111
981044835
1038825033
111aa08905
1211004235
138074ac0
1452290c9
15361daa8
hex2506c49

38825033 has 4 divisors (see below), whose sum is σ = 41811588. Its totient is φ = 35838480.

The previous prime is 38825021. The next prime is 38825069. The reversal of 38825033 is 33052883.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 33052883 = 254912967.

It can be written as a sum of positive squares in 2 ways, for example, as 9966649 + 28858384 = 3157^2 + 5372^2 .

It is a cyclic number.

It is not a de Polignac number, because 38825033 - 28 = 38824777 is a prime.

It is not an unprimeable number, because it can be changed into a prime (38825333) 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, 1493258 + ... + 1493283.

It is an arithmetic number, because the mean of its divisors is an integer number (10452897).

Almost surely, 238825033 is an apocalyptic number.

It is an amenable number.

38825033 is a deficient number, since it is larger than the sum of its proper divisors (2986555).

38825033 is a wasteful number, since it uses less digits than its factorization.

38825033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2986554.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 38825033 is about 6230.9736799316. The cubic root of 38825033 is about 338.6132471793.

The spelling of 38825033 in words is "thirty-eight million, eight hundred twenty-five thousand, thirty-three".

Divisors: 1 13 2986541 38825033