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130282080 = 25352691009
BaseRepresentation
bin1111100001111…
…11001001100000
3100002011000102020
413300333021200
5231323011310
620532221440
73141244065
oct760771140
9302130366
10130282080
11675a4945
123776a880
1320cb6cb6
1413434c6c
15b687170
hex7c3f260

130282080 has 96 divisors (see below), whose sum is σ = 412322400. Its totient is φ = 34578432.

The previous prime is 130282079. The next prime is 130282127. The reversal of 130282080 is 80282031.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 130282080.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128616 + ... + 129624.

It is an arithmetic number, because the mean of its divisors is an integer number (4295025).

Almost surely, 2130282080 is an apocalyptic number.

130282080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 130282080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (206161200).

130282080 is an abundant number, since it is smaller than the sum of its proper divisors (282040320).

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

130282080 is a wasteful number, since it uses less digits than its factorization.

130282080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1296 (or 1288 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 130282080 is about 11414.1175743024. The cubic root of 130282080 is about 506.9458372245.

The spelling of 130282080 in words is "one hundred thirty million, two hundred eighty-two thousand, eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 80 96 120 160 240 269 480 538 807 1009 1076 1345 1614 2018 2152 2690 3027 3228 4035 4036 4304 5045 5380 6054 6456 8070 8072 8608 10090 10760 12108 12912 15135 16140 16144 20180 21520 24216 25824 30270 32280 32288 40360 43040 48432 60540 64560 80720 96864 121080 129120 161440 242160 271421 484320 542842 814263 1085684 1357105 1628526 2171368 2714210 3257052 4071315 4342736 5428420 6514104 8142630 8685472 10856840 13028208 16285260 21713680 26056416 32570520 43427360 65141040 130282080