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489323007 = 3254369223
BaseRepresentation
bin11101001010100…
…111100111111111
31021002202011222100
4131022213213333
52000231314012
6120315520143
715061114455
oct3512474777
91232664870
10489323007
11231234688
12117a59053
137a4b7354
1448db69d5
152ce598dc
hex1d2a79ff

489323007 has 6 divisors (see below), whose sum is σ = 706799912. Its totient is φ = 326215332.

The previous prime is 489322963. The next prime is 489323011. The reversal of 489323007 is 700323984.

It is not a de Polignac number, because 489323007 - 26 = 489322943 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (489323047) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27184603 + ... + 27184620.

Almost surely, 2489323007 is an apocalyptic number.

489323007 is a deficient number, since it is larger than the sum of its proper divisors (217476905).

489323007 is a wasteful number, since it uses less digits than its factorization.

489323007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54369229 (or 54369226 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 489323007 is about 22120.6466225560. The cubic root of 489323007 is about 788.0102718606.

The spelling of 489323007 in words is "four hundred eighty-nine million, three hundred twenty-three thousand, seven".

Divisors: 1 3 9 54369223 163107669 489323007