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489001063 = 3919124777
BaseRepresentation
bin11101001001011…
…001000001100111
31021002010211100111
4131021121001213
52000141013223
6120304553451
715055304035
oct3511310147
91232124314
10489001063
11231034811
12117922887
137a403955
1448d31555
152cde430d
hex1d259067

489001063 has 4 divisors (see below), whose sum is σ = 489129760. Its totient is φ = 488872368.

The previous prime is 489001033. The next prime is 489001067. The reversal of 489001063 is 360100984.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 489001063 - 225 = 455446631 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 (489001067) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58470 + ... + 66307.

It is an arithmetic number, because the mean of its divisors is an integer number (122282440).

Almost surely, 2489001063 is an apocalyptic number.

489001063 is a deficient number, since it is larger than the sum of its proper divisors (128697).

489001063 is a wasteful number, since it uses less digits than its factorization.

489001063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128696.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 489001063 is about 22113.3684227437. The cubic root of 489001063 is about 787.8374134186.

The spelling of 489001063 in words is "four hundred eighty-nine million, one thousand, sixty-three".

Divisors: 1 3919 124777 489001063