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470808223 = 2131220933
BaseRepresentation
bin11100000011111…
…111011010011111
31012210220112110121
4130003333122133
51431011330343
6114415015411
714444542504
oct3403773237
91183815417
10470808223
11221839206
1211180a567
1376703c62
14467574ab
152b4edaed
hex1c0ff69f

470808223 has 4 divisors (see below), whose sum is σ = 471031288. Its totient is φ = 470585160.

The previous prime is 470808193. The next prime is 470808227. The reversal of 470808223 is 322808074.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 470808223 - 221 = 468711071 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 (470808227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108336 + ... + 112597.

It is an arithmetic number, because the mean of its divisors is an integer number (117757822).

Almost surely, 2470808223 is an apocalyptic number.

470808223 is a deficient number, since it is larger than the sum of its proper divisors (223065).

470808223 is a wasteful number, since it uses less digits than its factorization.

470808223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223064.

The product of its (nonzero) digits is 21504, while the sum is 34.

The square root of 470808223 is about 21698.1156555126. The cubic root of 470808223 is about 777.9434224425.

The spelling of 470808223 in words is "four hundred seventy million, eight hundred eight thousand, two hundred twenty-three".

Divisors: 1 2131 220933 470808223