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130286160 = 24325593067
BaseRepresentation
bin1111100010000…
…00001001010000
3100002011020000100
413301000021100
5231323124120
620532252400
73141262014
oct761001120
9302136010
10130286160
11675a7a14
1237771100
1320cb8b04
1413436544
15b688490
hex7c40250

130286160 has 120 divisors (see below), whose sum is σ = 445105440. Its totient is φ = 34142976.

The previous prime is 130286159. The next prime is 130286171. The reversal of 130286160 is 61682031.

It is a tau number, because it is divible by the number of its divisors (120).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40947 + ... + 44013.

It is an arithmetic number, because the mean of its divisors is an integer number (3709212).

Almost surely, 2130286160 is an apocalyptic number.

130286160 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 130286160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (222552720).

130286160 is an abundant number, since it is smaller than the sum of its proper divisors (314819280).

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

130286160 is a wasteful number, since it uses less digits than its factorization.

130286160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3145 (or 3136 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 130286160 is about 11414.2962989402. The cubic root of 130286160 is about 506.9511291199.

The spelling of 130286160 in words is "one hundred thirty million, two hundred eighty-six thousand, one hundred sixty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 36 40 45 48 59 60 72 80 90 118 120 144 177 180 236 240 295 354 360 472 531 590 708 720 885 944 1062 1180 1416 1770 2124 2360 2655 2832 3067 3540 4248 4720 5310 6134 7080 8496 9201 10620 12268 14160 15335 18402 21240 24536 27603 30670 36804 42480 46005 49072 55206 61340 73608 92010 110412 122680 138015 147216 180953 184020 220824 245360 276030 361906 368040 441648 542859 552060 723812 736080 904765 1085718 1104120 1447624 1628577 1809530 2171436 2208240 2714295 2895248 3257154 3619060 4342872 5428590 6514308 7238120 8142885 8685744 10857180 13028616 14476240 16285770 21714360 26057232 32571540 43428720 65143080 130286160