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489058392 = 23320377433
BaseRepresentation
bin11101001001100…
…111000001011000
31021002020201222210
4131021213001120
52000144332032
6120310115120
715055633134
oct3511470130
91232221883
10489058392
11231073899
1211794baa0
137a423a84
1448d483c4
152ce062cc
hex1d267058

489058392 has 16 divisors (see below), whose sum is σ = 1222646040. Its totient is φ = 163019456.

The previous prime is 489058391. The next prime is 489058399. The reversal of 489058392 is 293850984.

It is a super-2 number, since 2×4890583922 = 478356221571251328, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (489058391) 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 3 ways as a sum of consecutive naturals, for example, 10188693 + ... + 10188740.

Almost surely, 2489058392 is an apocalyptic number.

It is an amenable number.

489058392 is an abundant number, since it is smaller than the sum of its proper divisors (733587648).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

489058392 is a wasteful number, since it uses less digits than its factorization.

489058392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20377442 (or 20377438 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 48.

The square root of 489058392 is about 22114.6646368422. The cubic root of 489058392 is about 787.8682001043.

The spelling of 489058392 in words is "four hundred eighty-nine million, fifty-eight thousand, three hundred ninety-two".

Divisors: 1 2 3 4 6 8 12 24 20377433 40754866 61132299 81509732 122264598 163019464 244529196 489058392