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468400285 = 5269348253
BaseRepresentation
bin11011111010110…
…011100010011101
31012122101012101201
4123322303202131
51424402302120
6114251235501
714415223333
oct3372634235
91178335351
10468400285
11220444081
12110a48b91
137606cc42
14462cbb53
152b1c540a
hex1beb389d

468400285 has 8 divisors (see below), whose sum is σ = 564171480. Its totient is φ = 373326144.

The previous prime is 468400259. The next prime is 468400319. The reversal of 468400285 is 582004864.

It can be written as a sum of positive squares in 4 ways, for example, as 3437316 + 464962969 = 1854^2 + 21563^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 468400285 - 25 = 468400253 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 172782 + ... + 175471.

It is an arithmetic number, because the mean of its divisors is an integer number (70521435).

Almost surely, 2468400285 is an apocalyptic number.

It is an amenable number.

468400285 is a deficient number, since it is larger than the sum of its proper divisors (95771195).

468400285 is a wasteful number, since it uses less digits than its factorization.

468400285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348527.

The product of its (nonzero) digits is 61440, while the sum is 37.

The square root of 468400285 is about 21642.5572657207. The cubic root of 468400285 is about 776.6148969486.

The spelling of 468400285 in words is "four hundred sixty-eight million, four hundred thousand, two hundred eighty-five".

Divisors: 1 5 269 1345 348253 1741265 93680057 468400285