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468506020 = 225295913691
BaseRepresentation
bin11011111011001…
…101010110100100
31012122120120102211
4123323031112210
51424414143040
6114253413204
714416143523
oct3373152644
91178516384
10468506020
11220506564
12110a9a204
13760a90c8
14463184ba
152b1e68ea
hex1becd5a4

468506020 has 48 divisors (see below), whose sum is σ = 1035115200. Its totient is φ = 177860480.

The previous prime is 468505987. The next prime is 468506041. The reversal of 468506020 is 20605864.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27375 + ... + 41065.

It is an arithmetic number, because the mean of its divisors is an integer number (21564900).

Almost surely, 2468506020 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 468506020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (517557600).

468506020 is an abundant number, since it is smaller than the sum of its proper divisors (566609180).

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

468506020 is a wasteful number, since it uses less digits than its factorization.

468506020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13788 (or 13786 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 468506020 is about 21644.9998844999. Note that the first 3 decimals coincide. The cubic root of 468506020 is about 776.6733293057.

The spelling of 468506020 in words is "four hundred sixty-eight million, five hundred six thousand, twenty".

Divisors: 1 2 4 5 10 20 29 58 59 116 118 145 236 290 295 580 590 1180 1711 3422 6844 8555 13691 17110 27382 34220 54764 68455 136910 273820 397039 794078 807769 1588156 1615538 1985195 3231076 3970390 4038845 7940780 8077690 16155380 23425301 46850602 93701204 117126505 234253010 468506020