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689483 = 6189127
BaseRepresentation
bin10101000010101001011
31022000210102
42220111023
5134030413
622440015
75601104
oct2502513
91260712
10689483
11431023
1229300b
131b1aa2
1413d3ab
15d9458
hexa854b

689483 has 8 divisors (see below), whose sum is σ = 714240. Its totient is φ = 665280.

The previous prime is 689467. The next prime is 689509. The reversal of 689483 is 384986.

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 689483 - 24 = 689467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (689383) 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, 5366 + ... + 5492.

It is an arithmetic number, because the mean of its divisors is an integer number (89280).

2689483 is an apocalyptic number.

689483 is a deficient number, since it is larger than the sum of its proper divisors (24757).

689483 is a wasteful number, since it uses less digits than its factorization.

689483 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277.

The product of its digits is 41472, while the sum is 38.

The square root of 689483 is about 830.3511305466. The cubic root of 689483 is about 88.3434836641.

The spelling of 689483 in words is "six hundred eighty-nine thousand, four hundred eighty-three".

Divisors: 1 61 89 127 5429 7747 11303 689483