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130311322200 = 23325272395179
BaseRepresentation
bin111100101011100101…
…0001111101001011000
3110110100121202001101200
41321113022033221120
54113334144302300
6135510355514200
712262143651153
oct1712712175130
9413317661350
10130311322200
11502a0387104
1221308bb8960
13c399537c57
146442988c9a
1535ca35c200
hex1e5728fa58

130311322200 has 72 divisors (see below), whose sum is σ = 437628863100. Its totient is φ = 34749685440.

The previous prime is 130311322187. The next prime is 130311322231. The reversal of 130311322200 is 2223113031.

130311322200 is a `hidden beast` number, since 1 + 30 + 311 + 322 + 2 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 36195790 + ... + 36199389.

Almost surely, 2130311322200 is an apocalyptic number.

130311322200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130311322200 is an abundant number, since it is smaller than the sum of its proper divisors (307317540900).

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

130311322200 is a wasteful number, since it uses less digits than its factorization.

130311322200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72395201 (or 72395189 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 130311322200 its reverse (2223113031), we get a palindrome (132534435231).

The spelling of 130311322200 in words is "one hundred thirty billion, three hundred eleven million, three hundred twenty-two thousand, two hundred".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 18 20 24 25 30 36 40 45 50 60 72 75 90 100 120 150 180 200 225 300 360 450 600 900 1800 72395179 144790358 217185537 289580716 361975895 434371074 579161432 651556611 723951790 868742148 1085927685 1303113222 1447903580 1737484296 1809879475 2171855370 2606226444 2895807160 3257783055 3619758950 4343710740 5212452888 5429638425 6515566110 7239517900 8687421480 10859276850 13031132220 14479035800 16288915275 21718553700 26062264440 32577830550 43437107400 65155661100 130311322200