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130608800 = 2552783281
BaseRepresentation
bin1111100100011…
…10111010100000
3100002202121120222
413302032322200
5231413440200
620543222212
73144104450
oct762167240
9302677528
10130608800
11677a8363
12378a7968
132109c91a
14134bbd60
15b6edd85
hex7c8eea0

130608800 has 144 divisors (see below), whose sum is σ = 370101312. Its totient is φ = 44083200.

The previous prime is 130608799. The next prime is 130608823. The reversal of 130608800 is 8806031.

It is a self number, because there is not a number n which added to its sum of digits gives 130608800.

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, 464660 + ... + 464940.

It is an arithmetic number, because the mean of its divisors is an integer number (2570148).

Almost surely, 2130608800 is an apocalyptic number.

130608800 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 130608800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (185050656).

130608800 is an abundant number, since it is smaller than the sum of its proper divisors (239492512).

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

130608800 is a wasteful number, since it uses less digits than its factorization.

130608800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 391 (or 378 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 130608800 is about 11428.4207132919. The cubic root of 130608800 is about 507.3692545817.

The spelling of 130608800 in words is "one hundred thirty million, six hundred eight thousand, eight hundred".

Divisors: 1 2 4 5 7 8 10 14 16 20 25 28 32 35 40 50 56 70 80 83 100 112 140 160 166 175 200 224 280 281 332 350 400 415 560 562 581 664 700 800 830 1120 1124 1162 1328 1400 1405 1660 1967 2075 2248 2324 2656 2800 2810 2905 3320 3934 4150 4496 4648 5600 5620 5810 6640 7025 7868 8300 8992 9296 9835 11240 11620 13280 14050 14525 15736 16600 18592 19670 22480 23240 23323 28100 29050 31472 33200 39340 44960 46480 46646 49175 56200 58100 62944 66400 78680 92960 93292 98350 112400 116200 116615 157360 163261 186584 196700 224800 232400 233230 314720 326522 373168 393400 464800 466460 583075 653044 746336 786800 816305 932920 1166150 1306088 1573600 1632610 1865840 2332300 2612176 3265220 3731680 4081525 4664600 5224352 6530440 8163050 9329200 13060880 16326100 18658400 26121760 32652200 65304400 130608800