Search a number
-
+
470825271 = 33721672131
BaseRepresentation
bin11100000100000…
…011100100110111
31012210221101212000
4130010003210313
51431012402041
6114415230343
714444643300
oct3404034467
91183841760
10470825271
1122184aaa4
121118183b3
137670b947
144675d7a7
152b503bb6
hex1c103937

470825271 has 48 divisors (see below), whose sum is σ = 816641280. Its totient is φ = 267306480.

The previous prime is 470825261. The next prime is 470825279. The reversal of 470825271 is 172528074.

It is not a de Polignac number, because 470825271 - 213 = 470817079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (470825279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 219876 + ... + 222006.

It is an arithmetic number, because the mean of its divisors is an integer number (17013360).

Almost surely, 2470825271 is an apocalyptic number.

470825271 is a deficient number, since it is larger than the sum of its proper divisors (345816009).

470825271 is a wasteful number, since it uses less digits than its factorization.

470825271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2321 (or 2308 counting only the distinct ones).

The product of its (nonzero) digits is 31360, while the sum is 36.

The square root of 470825271 is about 21698.5084971295. The cubic root of 470825271 is about 777.9528121251.

The spelling of 470825271 in words is "four hundred seventy million, eight hundred twenty-five thousand, two hundred seventy-one".

Divisors: 1 3 7 9 21 27 49 63 147 167 189 441 501 1169 1323 1503 2131 3507 4509 6393 8183 10521 14917 19179 24549 31563 44751 57537 73647 104419 134253 220941 313257 355877 402759 939771 1067631 2491139 2819313 3202893 7473417 9608679 17437973 22420251 52313919 67260753 156941757 470825271