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475215950 = 25211864029
BaseRepresentation
bin11100010100110…
…011100001001110
31020010012110201202
4130110303201032
51433123402300
6115053305502
714530161146
oct3424634116
91203173652
10475215950
11224279860
12113195292
13775b8291
1447183926
152babead5
hex1c53384e

475215950 has 24 divisors (see below), whose sum is σ = 964257480. Its totient is φ = 172805600.

The previous prime is 475215947. The next prime is 475215989. The reversal of 475215950 is 59512574.

It is a happy number.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 431465 + ... + 432564.

It is an arithmetic number, because the mean of its divisors is an integer number (40177395).

Almost surely, 2475215950 is an apocalyptic number.

475215950 is an abundant number, since it is smaller than the sum of its proper divisors (489041530).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

475215950 is a wasteful number, since it uses less digits than its factorization.

475215950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 864052 (or 864047 counting only the distinct ones).

The product of its (nonzero) digits is 63000, while the sum is 38.

The square root of 475215950 is about 21799.4483875166. The cubic root of 475215950 is about 780.3635988354.

It can be divided in two parts, 4752 and 15950, that added together give a palindrome (20702).

The spelling of 475215950 in words is "four hundred seventy-five million, two hundred fifteen thousand, nine hundred fifty".

Divisors: 1 2 5 10 11 22 25 50 55 110 275 550 864029 1728058 4320145 8640290 9504319 19008638 21600725 43201450 47521595 95043190 237607975 475215950