Search a number
-
+
130055200 = 25521114779
BaseRepresentation
bin1111100000001…
…11110000100000
3100001201111012021
413300013300200
5231243231300
620523311224
73136310452
oct760076040
9301644167
10130055200
116745a440
123767b514
1320c37952
14133b62d2
15b63ed1a
hex7c07c20

130055200 has 72 divisors (see below), whose sum is σ = 346384080. Its totient is φ = 47289600.

The previous prime is 130055153. The next prime is 130055207. The reversal of 130055200 is 2550031.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (130055207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1411 + ... + 16189.

It is an arithmetic number, because the mean of its divisors is an integer number (4810890).

Almost surely, 2130055200 is an apocalyptic number.

130055200 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 130055200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (173192040).

130055200 is an abundant number, since it is smaller than the sum of its proper divisors (216328880).

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

130055200 is a wasteful number, since it uses less digits than its factorization.

130055200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14810 (or 14797 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 16.

The square root of 130055200 is about 11404.1746742147. The cubic root of 130055200 is about 506.6513922758.

The spelling of 130055200 in words is "one hundred thirty million, fifty-five thousand, two hundred".

Divisors: 1 2 4 5 8 10 11 16 20 22 25 32 40 44 50 55 80 88 100 110 160 176 200 220 275 352 400 440 550 800 880 1100 1760 2200 4400 8800 14779 29558 59116 73895 118232 147790 162569 236464 295580 325138 369475 472928 591160 650276 738950 812845 1182320 1300552 1477900 1625690 2364640 2601104 2955800 3251380 4064225 5202208 5911600 6502760 8128450 11823200 13005520 16256900 26011040 32513800 65027600 130055200