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130519771200 = 26355272131731
BaseRepresentation
bin111100110001110010…
…1011010100001000000
3110110220010222100200000
41321203211122201000
54114301030134300
6135543203400000
712300254515200
oct1714345324100
9413803870600
10130519771200
115039800aa05
1221366983000
13c40078cb60
14646252a400
1535dd7d4c00
hex1e6395a840

130519771200 has 3024 divisors, whose sum is σ = 658706840064. Its totient is φ = 25082265600.

The previous prime is 130519771163. The next prime is 130519771247. The reversal of 130519771200 is 2177915031.

130519771200 is a `hidden beast` number, since 13 + 0 + 519 + 7 + 7 + 120 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (3024).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 431 ways as a sum of consecutive naturals, for example, 4210315185 + ... + 4210315215.

It is an arithmetic number, because the mean of its divisors is an integer number (217826336).

Almost surely, 2130519771200 is an apocalyptic number.

130519771200 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 130519771200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (329353420032).

130519771200 is an abundant number, since it is smaller than the sum of its proper divisors (528187068864).

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

130519771200 is a wasteful number, since it uses less digits than its factorization.

130519771200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112 (or 78 counting only the distinct ones).

The product of its (nonzero) digits is 13230, while the sum is 36.

The spelling of 130519771200 in words is "one hundred thirty billion, five hundred nineteen million, seven hundred seventy-one thousand, two hundred".