Search a number
-
+
38085523 = 735315413
BaseRepresentation
bin1001000101001…
…0001110010011
32122122221111221
42101102032103
534222214043
63440145511
7641502340
oct221221623
978587457
1038085523
111a553243
1210908297
137b76318
1450b57c7
1535248ed
hex2452393

38085523 has 8 divisors (see below), whose sum is σ = 43652448. Its totient is φ = 32550144.

The previous prime is 38085521. The next prime is 38085529. The reversal of 38085523 is 32558083.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 38085523 - 21 = 38085521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (38085521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5236 + ... + 10177.

It is an arithmetic number, because the mean of its divisors is an integer number (5456556).

Almost surely, 238085523 is an apocalyptic number.

38085523 is a deficient number, since it is larger than the sum of its proper divisors (5566925).

38085523 is a wasteful number, since it uses less digits than its factorization.

38085523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15773.

The product of its (nonzero) digits is 28800, while the sum is 34.

The square root of 38085523 is about 6171.3469356373. The cubic root of 38085523 is about 336.4495676881.

The spelling of 38085523 in words is "thirty-eight million, eighty-five thousand, five hundred twenty-three".

Divisors: 1 7 353 2471 15413 107891 5440789 38085523