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475395523 = 19173144629
BaseRepresentation
bin11100010101011…
…111010111000011
31020010112121001121
4130111133113003
51433200124043
6115101213111
714531536531
oct3425372703
91203477047
10475395523
11224391769
12113261197
137764bc35
14471cd151
152bb07ded
hex1c55f5c3

475395523 has 8 divisors (see below), whose sum is σ = 503312400. Its totient is φ = 447768288.

The previous prime is 475395469. The next prime is 475395541. The reversal of 475395523 is 325593574.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 475395523 - 217 = 475264451 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 475395523.

It is not an unprimeable number, because it can be changed into a prime (475395563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69028 + ... + 75601.

It is an arithmetic number, because the mean of its divisors is an integer number (62914050).

Almost surely, 2475395523 is an apocalyptic number.

475395523 is a deficient number, since it is larger than the sum of its proper divisors (27916877).

475395523 is a wasteful number, since it uses less digits than its factorization.

475395523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144821.

The product of its digits is 567000, while the sum is 43.

The square root of 475395523 is about 21803.5667495022. The cubic root of 475395523 is about 780.4618801784.

The spelling of 475395523 in words is "four hundred seventy-five million, three hundred ninety-five thousand, five hundred twenty-three".

Divisors: 1 19 173 3287 144629 2747951 25020817 475395523