Search a number
-
+
38016159 = 312672053
BaseRepresentation
bin1001000100000…
…1010010011111
32122112102100220
42101001102133
534213004114
63434452423
7641063166
oct221012237
978472326
1038016159
111a506115
1210894113
137b5088c
1450983dd
15350e0a9
hex244149f

38016159 has 4 divisors (see below), whose sum is σ = 50688216. Its totient is φ = 25344104.

The previous prime is 38016149. The next prime is 38016161. The reversal of 38016159 is 95161083.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 95161083 = 331720361.

It is a cyclic number.

It is not a de Polignac number, because 38016159 - 25 = 38016127 is a prime.

It is a super-2 number, since 2×380161592 = 2890456690226562, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38016109) 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 3 ways as a sum of consecutive naturals, for example, 6336024 + ... + 6336029.

It is an arithmetic number, because the mean of its divisors is an integer number (12672054).

Almost surely, 238016159 is an apocalyptic number.

38016159 is a deficient number, since it is larger than the sum of its proper divisors (12672057).

38016159 is a wasteful number, since it uses less digits than its factorization.

38016159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12672056.

The product of its (nonzero) digits is 6480, while the sum is 33.

The square root of 38016159 is about 6165.7245316345. The cubic root of 38016159 is about 336.2451884535.

The spelling of 38016159 in words is "thirty-eight million, sixteen thousand, one hundred fifty-nine".

Divisors: 1 3 12672053 38016159