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130408800 = 2535267811
BaseRepresentation
bin1111100010111…
…10000101100000
3100002101110020120
413301132011200
5231341040200
620535040240
73142312404
oct761360540
9302343216
10130408800
1167681075
1237810080
132102c892
1413469104
15b6ae9a0
hex7c5e160

130408800 has 144 divisors (see below), whose sum is σ = 431347392. Its totient is φ = 34214400.

The previous prime is 130408787. The next prime is 130408801. The reversal of 130408800 is 8804031.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130408801) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 160395 + ... + 161205.

It is an arithmetic number, because the mean of its divisors is an integer number (2995468).

Almost surely, 2130408800 is an apocalyptic number.

130408800 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 130408800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (215673696).

130408800 is an abundant number, since it is smaller than the sum of its proper divisors (300938592).

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

130408800 is a wasteful number, since it uses less digits than its factorization.

130408800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 901 (or 888 counting only the distinct ones).

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

The square root of 130408800 is about 11419.6672455900. The cubic root of 130408800 is about 507.1101457255.

The spelling of 130408800 in words is "one hundred thirty million, four hundred eight thousand, eight hundred".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 25 30 32 40 48 50 60 67 75 80 96 100 120 134 150 160 200 201 240 268 300 335 400 402 480 536 600 670 800 804 811 1005 1072 1200 1340 1608 1622 1675 2010 2144 2400 2433 2680 3216 3244 3350 4020 4055 4866 5025 5360 6432 6488 6700 8040 8110 9732 10050 10720 12165 12976 13400 16080 16220 19464 20100 20275 24330 25952 26800 32160 32440 38928 40200 40550 48660 53600 54337 60825 64880 77856 80400 81100 97320 108674 121650 129760 160800 162200 163011 194640 217348 243300 271685 324400 326022 389280 434696 486600 543370 648800 652044 815055 869392 973200 1086740 1304088 1358425 1630110 1738784 1946400 2173480 2608176 2716850 3260220 4075275 4346960 5216352 5433700 6520440 8150550 8693920 10867400 13040880 16301100 21734800 26081760 32602200 43469600 65204400 130408800