Search a number
-
+
38025017 = 227316729
BaseRepresentation
bin1001000100001…
…1011100111001
32122112212111222
42101003130321
534213300032
63435001425
7641131052
oct221033471
978485458
1038025017
111a511838
1210899275
137b54914
14509b729
153511a12
hex2443739

38025017 has 4 divisors (see below), whose sum is σ = 38044020. Its totient is φ = 38006016.

The previous prime is 38025007. The next prime is 38025019. The reversal of 38025017 is 71052083.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 71052083 = 233089221.

It can be written as a sum of positive squares in 2 ways, for example, as 29822521 + 8202496 = 5461^2 + 2864^2 .

It is a cyclic number.

It is not a de Polignac number, because 38025017 - 212 = 38020921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38025019) 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, 6092 + ... + 10637.

It is an arithmetic number, because the mean of its divisors is an integer number (9511005).

Almost surely, 238025017 is an apocalyptic number.

It is an amenable number.

38025017 is a deficient number, since it is larger than the sum of its proper divisors (19003).

38025017 is a wasteful number, since it uses less digits than its factorization.

38025017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19002.

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 38025017 is about 6166.4428157569. The cubic root of 38025017 is about 336.2713021611.

The spelling of 38025017 in words is "thirty-eight million, twenty-five thousand, seventeen".

Divisors: 1 2273 16729 38025017