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38234503 = 239159977
BaseRepresentation
bin1001000111011…
…0100110000111
32122221111212201
42101312212013
534242001003
63443255331
7642662566
oct221664607
978844781
1038234503
111a64516a
121097a547
137bc9088
145113bdd
153553b1d
hex2476987

38234503 has 4 divisors (see below), whose sum is σ = 38394720. Its totient is φ = 38074288.

The previous prime is 38234491. The next prime is 38234543. The reversal of 38234503 is 30543283.

38234503 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30543283 = 130723369.

It is a cyclic number.

It is not a de Polignac number, because 38234503 - 213 = 38226311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38234543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79750 + ... + 80227.

It is an arithmetic number, because the mean of its divisors is an integer number (9598680).

Almost surely, 238234503 is an apocalyptic number.

38234503 is a deficient number, since it is larger than the sum of its proper divisors (160217).

38234503 is a wasteful number, since it uses less digits than its factorization.

38234503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160216.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 38234503 is about 6183.4054533081. The cubic root of 38234503 is about 336.8876960277.

Adding to 38234503 its reverse (30543283), we get a palindrome (68777786).

The spelling of 38234503 in words is "thirty-eight million, two hundred thirty-four thousand, five hundred three".

Divisors: 1 239 159977 38234503