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489283229 = 9718472731
BaseRepresentation
bin11101001010011…
…101111010011101
31021002200011102002
4131022131322131
52000224030404
6120315012045
715060560501
oct3512357235
91232604362
10489283229
11231207806
12117a3a025
137a4a2206
1448da6301
152ce4cc1e
hex1d29de9d

489283229 has 8 divisors (see below), whose sum is σ = 494776128. Its totient is φ = 483799680.

The previous prime is 489283219. The next prime is 489283241. The reversal of 489283229 is 922382984.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-489283229 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 (489283219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 177794 + ... + 180524.

It is an arithmetic number, because the mean of its divisors is an integer number (61847016).

Almost surely, 2489283229 is an apocalyptic number.

It is an amenable number.

489283229 is a deficient number, since it is larger than the sum of its proper divisors (5492899).

489283229 is a wasteful number, since it uses less digits than its factorization.

489283229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4675.

The product of its digits is 497664, while the sum is 47.

The square root of 489283229 is about 22119.7474895171. The cubic root of 489283229 is about 787.9889183296.

The spelling of 489283229 in words is "four hundred eighty-nine million, two hundred eighty-three thousand, two hundred twenty-nine".

Divisors: 1 97 1847 2731 179159 264907 5044157 489283229