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824130255 = 35134226309
BaseRepresentation
bin110001000111110…
…011101011001111
32010102202011011210
4301013303223033
53141434132010
6213435545503
726264664054
oct6107635317
92112664153
10824130255
11393222293
121abbbb293
13101981250
147b64b02b
154c541b20
hex311f3acf

824130255 has 16 divisors (see below), whose sum is σ = 1420040160. Its totient is φ = 405725568.

The previous prime is 824130247. The next prime is 824130259. The reversal of 824130255 is 552031428.

It is not a de Polignac number, because 824130255 - 23 = 824130247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (824130259) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2112960 + ... + 2113349.

It is an arithmetic number, because the mean of its divisors is an integer number (88752510).

Almost surely, 2824130255 is an apocalyptic number.

824130255 is a deficient number, since it is larger than the sum of its proper divisors (595909905).

824130255 is a wasteful number, since it uses less digits than its factorization.

824130255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4226330.

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 824130255 is about 28707.6689231292. The cubic root of 824130255 is about 937.5590263280.

The spelling of 824130255 in words is "eight hundred twenty-four million, one hundred thirty thousand, two hundred fifty-five".

Divisors: 1 3 5 13 15 39 65 195 4226309 12678927 21131545 54942017 63394635 164826051 274710085 824130255