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130131101200 = 2452739440227
BaseRepresentation
bin111100100110001101…
…0110000011000010000
3110102220001121212122211
41321030122300120100
54113002030214300
6135440441041504
712254525052412
oct1711432603020
9412801555584
10130131101200
1150208683431
1221278786294
13c36b0b75c9
146426a749b2
1535b960d4ba
hex1e4c6b0610

130131101200 has 60 divisors (see below), whose sum is σ = 313063739920. Its totient is φ = 51981886080.

The previous prime is 130131101183. The next prime is 130131101207. The reversal of 130131101200 is 2101131031.

It is not an unprimeable number, because it can be changed into a prime (130131101207) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75487 + ... + 515713.

Almost surely, 2130131101200 is an apocalyptic number.

130131101200 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 130131101200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156531869960).

130131101200 is an abundant number, since it is smaller than the sum of its proper divisors (182932638720).

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

130131101200 is a wasteful number, since it uses less digits than its factorization.

130131101200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440984 (or 440973 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 130131101200 its reverse (2101131031), we get a palindrome (132232232231).

The spelling of 130131101200 in words is "one hundred thirty billion, one hundred thirty-one million, one hundred one thousand, two hundred".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 200 400 739 1478 2956 3695 5912 7390 11824 14780 18475 29560 36950 59120 73900 147800 295600 440227 880454 1760908 2201135 3521816 4402270 7043632 8804540 11005675 17609080 22011350 35218160 44022700 88045400 176090800 325327753 650655506 1301311012 1626638765 2602622024 3253277530 5205244048 6506555060 8133193825 13013110120 16266387650 26026220240 32532775300 65065550600 130131101200