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470865020 = 225154915199
BaseRepresentation
bin11100000100001…
…101010001111100
31012211000102101012
4130010031101330
51431020140040
6114420134352
714445200213
oct3404152174
91184012335
10470865020
1122187794a
121118373b8
1376723a72
144677007a
152b510865
hex1c10d47c

470865020 has 24 divisors (see below), whose sum is σ = 989520000. Its totient is φ = 188212032.

The previous prime is 470865019. The next prime is 470865041. The reversal of 470865020 is 20568074.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 23381 + ... + 38579.

It is an arithmetic number, because the mean of its divisors is an integer number (41230000).

Almost surely, 2470865020 is an apocalyptic number.

It is an amenable number.

470865020 is an abundant number, since it is smaller than the sum of its proper divisors (518654980).

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

470865020 is a wasteful number, since it uses less digits than its factorization.

470865020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16757 (or 16755 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 470865020 is about 21699.4244163296. The cubic root of 470865020 is about 777.9747041645.

The spelling of 470865020 in words is "four hundred seventy million, eight hundred sixty-five thousand, twenty".

Divisors: 1 2 4 5 10 20 1549 3098 6196 7745 15199 15490 30398 30980 60796 75995 151990 303980 23543251 47086502 94173004 117716255 235432510 470865020