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470000985 = 3551196121
BaseRepresentation
bin11100000000111…
…010010101011001
31012202101112010220
4130000322111121
51430310012420
6114345430253
714434641156
oct3400722531
91182345126
10470000985
11221337773
1211149b389
13764b06bc
14465c722d
152b3de840
hex1c03a559

470000985 has 16 divisors (see below), whose sum is σ = 752271360. Its totient is φ = 250577280.

The previous prime is 470000983. The next prime is 470001017. The reversal of 470000985 is 589000074.

It is not a de Polignac number, because 470000985 - 21 = 470000983 is a prime.

It is not an unprimeable number, because it can be changed into a prime (470000983) 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 15 ways as a sum of consecutive naturals, for example, 73725 + ... + 79845.

It is an arithmetic number, because the mean of its divisors is an integer number (47016960).

Almost surely, 2470000985 is an apocalyptic number.

It is an amenable number.

470000985 is a deficient number, since it is larger than the sum of its proper divisors (282270375).

470000985 is a wasteful number, since it uses less digits than its factorization.

470000985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11248.

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 470000985 is about 21679.5061059979. The cubic root of 470000985 is about 777.4985528797.

The spelling of 470000985 in words is "four hundred seventy million, nine hundred eighty-five", and thus it is an aban number.

Divisors: 1 3 5 15 5119 6121 15357 18363 25595 30605 76785 91815 31333399 94000197 156666995 470000985