Search a number
-
+
38468333 = 64160013
BaseRepresentation
bin1001001010111…
…1101011101101
32200101101122002
42102233223231
534321441313
63452302045
7644655401
oct222575355
980341562
1038468333
111a794912
1210a71925
137c7b637
145175101
15359d058
hex24afaed

38468333 has 4 divisors (see below), whose sum is σ = 38528988. Its totient is φ = 38407680.

The previous prime is 38468329. The next prime is 38468341. The reversal of 38468333 is 33386483.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 33386483 = 132568191.

It can be written as a sum of positive squares in 2 ways, for example, as 32228329 + 6240004 = 5677^2 + 2498^2 .

It is a cyclic number.

It is not a de Polignac number, because 38468333 - 22 = 38468329 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38468323) 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, 29366 + ... + 30647.

It is an arithmetic number, because the mean of its divisors is an integer number (9632247).

Almost surely, 238468333 is an apocalyptic number.

It is an amenable number.

38468333 is a deficient number, since it is larger than the sum of its proper divisors (60655).

38468333 is an equidigital number, since it uses as much as digits as its factorization.

38468333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60654.

The product of its digits is 124416, while the sum is 38.

The square root of 38468333 is about 6202.2844984731. The cubic root of 38468333 is about 337.5730665764.

The spelling of 38468333 in words is "thirty-eight million, four hundred sixty-eight thousand, three hundred thirty-three".

Divisors: 1 641 60013 38468333