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480544988 = 227111560211
BaseRepresentation
bin11100101001001…
…000100011011100
31020111020012210112
4130221020203130
51441004414423
6115403425152
714623364540
oct3451104334
91214205715
10480544988
11227289620
12114b251b8
1378732a61
1447b6da20
152c2c3a78
hex1ca488dc

480544988 has 24 divisors (see below), whose sum is σ = 1048462464. Its totient is φ = 187225200.

The previous prime is 480544963. The next prime is 480545033. The reversal of 480544988 is 889445084.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 779798 + ... + 780413.

It is an arithmetic number, because the mean of its divisors is an integer number (43685936).

Almost surely, 2480544988 is an apocalyptic number.

It is an amenable number.

480544988 is an abundant number, since it is smaller than the sum of its proper divisors (567917476).

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

480544988 is a wasteful number, since it uses less digits than its factorization.

480544988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1560233 (or 1560231 counting only the distinct ones).

The product of its (nonzero) digits is 1474560, while the sum is 50.

The square root of 480544988 is about 21921.3363643734. The cubic root of 480544988 is about 783.2697433617.

The spelling of 480544988 in words is "four hundred eighty million, five hundred forty-four thousand, nine hundred eighty-eight".

Divisors: 1 2 4 7 11 14 22 28 44 77 154 308 1560211 3120422 6240844 10921477 17162321 21842954 34324642 43685908 68649284 120136247 240272494 480544988