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488332920 = 23359741953
BaseRepresentation
bin11101000110110…
…101111001111000
31021000212212211110
4131012311321320
52000003123140
6120242400320
715046522065
oct3506657170
91230785743
10488332920
11230718829
121176600a0
137a22b7ba
1448bd9c6c
152cd11380
hex1d1b5e78

488332920 has 64 divisors (see below), whose sum is σ = 1480137120. Its totient is φ = 128876544.

The previous prime is 488332847. The next prime is 488332921. The reversal of 488332920 is 29233884.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (488332921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9337 + ... + 32616.

Almost surely, 2488332920 is an apocalyptic number.

488332920 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

488332920 is an abundant number, since it is smaller than the sum of its proper divisors (991804200).

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

488332920 is a wasteful number, since it uses less digits than its factorization.

488332920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42064 (or 42060 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 39.

The square root of 488332920 is about 22098.2560397874. The cubic root of 488332920 is about 787.4784312561.

The spelling of 488332920 in words is "four hundred eighty-eight million, three hundred thirty-two thousand, nine hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 97 120 194 291 388 485 582 776 970 1164 1455 1940 2328 2910 3880 5820 11640 41953 83906 125859 167812 209765 251718 335624 419530 503436 629295 839060 1006872 1258590 1678120 2517180 4069441 5034360 8138882 12208323 16277764 20347205 24416646 32555528 40694410 48833292 61041615 81388820 97666584 122083230 162777640 244166460 488332920