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480028860 = 2232523472467
BaseRepresentation
bin11100100111001…
…010100010111100
31020110020222210200
4130213022202330
51440341410420
6115344403500
714616115023
oct3447124274
91213228720
10480028860
11226a66873
12114916590
13785b1b5c
1447a778ba
152c220b90
hex1c9ca8bc

480028860 has 144 divisors (see below), whose sum is σ = 1552352256. Its totient is φ = 119788416.

The previous prime is 480028853. The next prime is 480028877. The reversal of 480028860 is 68820084.

It is a Harshad number since it is a multiple of its sum of digits (36).

480028860 is a modest number, since divided by 28860 gives 480 as remainder.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 193347 + ... + 195813.

It is an arithmetic number, because the mean of its divisors is an integer number (10780224).

Almost surely, 2480028860 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 480028860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (776176128).

480028860 is an abundant number, since it is smaller than the sum of its proper divisors (1072323396).

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

480028860 is a wasteful number, since it uses less digits than its factorization.

480028860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2552 (or 2547 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 36.

The square root of 480028860 is about 21909.5609266822. The cubic root of 480028860 is about 782.9892200137.

The spelling of 480028860 in words is "four hundred eighty million, twenty-eight thousand, eight hundred sixty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 23 30 36 45 46 47 60 69 90 92 94 115 138 141 180 188 207 230 235 276 282 345 414 423 460 470 564 690 705 828 846 940 1035 1081 1380 1410 1692 2070 2115 2162 2467 2820 3243 4140 4230 4324 4934 5405 6486 7401 8460 9729 9868 10810 12335 12972 14802 16215 19458 21620 22203 24670 29604 32430 37005 38916 44406 48645 49340 56741 64860 74010 88812 97290 111015 113482 115949 148020 170223 194580 222030 226964 231898 283705 340446 347847 444060 463796 510669 567410 579745 680892 695694 851115 1021338 1043541 1134820 1159490 1391388 1702230 1739235 2042676 2087082 2318980 2553345 2666827 3404460 3478470 4174164 5106690 5217705 5333654 6956940 8000481 10213380 10435410 10667308 13334135 16000962 20870820 24001443 26668270 32001924 40002405 48002886 53336540 80004810 96005772 120007215 160009620 240014430 480028860