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470505452270 = 257173089127997
BaseRepresentation
bin1101101100011000100…
…11110111001011101110
31122222110100000110000212
412312030103313023232
530202043343433040
61000051444422422
745664364233310
oct6661423671356
91588410013025
10470505452270
111715a4075217
127722b3a7a12
13354a36c9679
1418ab5d8d7b0
15c38b59cd65
hex6d8c4f72ee

470505452270 has 64 divisors (see below), whose sum is σ = 1025171821440. Its totient is φ = 151776632832.

The previous prime is 470505452267. The next prime is 470505452303. The reversal of 470505452270 is 72254505074.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3611912 + ... + 3739908.

It is an arithmetic number, because the mean of its divisors is an integer number (16018309710).

Almost surely, 2470505452270 is an apocalyptic number.

470505452270 is an abundant number, since it is smaller than the sum of its proper divisors (554666369170).

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

470505452270 is a wasteful number, since it uses less digits than its factorization.

470505452270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131117.

The product of its (nonzero) digits is 392000, while the sum is 41.

The spelling of 470505452270 in words is "four hundred seventy billion, five hundred five million, four hundred fifty-two thousand, two hundred seventy".

Divisors: 1 2 5 7 10 14 17 34 35 70 85 119 170 238 595 1190 3089 6178 15445 21623 30890 43246 52513 105026 108115 127997 216230 255994 262565 367591 525130 639985 735182 895979 1279970 1791958 1837955 2175949 3675910 4351898 4479895 8959790 10879745 15231643 21759490 30463286 76158215 152316430 395382733 790765466 1976913665 2767679131 3953827330 5535358262 6721506461 13443012922 13838395655 27676791310 33607532305 47050545227 67215064610 94101090454 235252726135 470505452270