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500238005 = 51711352081
BaseRepresentation
bin11101110100010…
…000011010110101
31021212021201112112
4131310100122311
52011030104010
6121345500405
715252644561
oct3564203265
91255251475
10500238005
1123740a243
1211b641705
137c839527
144a6186a1
152ddb3a05
hex1dd106b5

500238005 has 16 divisors (see below), whose sum is σ = 641233584. Its totient is φ = 373309440.

The previous prime is 500237999. The next prime is 500238031. The reversal of 500238005 is 500832005.

It can be written as a sum of positive squares in 8 ways, for example, as 110649361 + 389588644 = 10519^2 + 19738^2 .

It is not a de Polignac number, because 500238005 - 214 = 500221621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16436 + ... + 35645.

It is an arithmetic number, because the mean of its divisors is an integer number (40077099).

Almost surely, 2500238005 is an apocalyptic number.

It is an amenable number.

500238005 is a deficient number, since it is larger than the sum of its proper divisors (140995579).

500238005 is a wasteful number, since it uses less digits than its factorization.

500238005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52216.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 500238005 is about 22366.0010954127. The cubic root of 500238005 is about 793.8264424695.

The spelling of 500238005 in words is "five hundred million, two hundred thirty-eight thousand, five".

Divisors: 1 5 17 85 113 565 1921 9605 52081 260405 885377 4426885 5885153 29425765 100047601 500238005