[go: up one dir, main page]

Search a number
-
+
130010260 = 225231372063
BaseRepresentation
bin1111011111111…
…00110010010100
3100001122012112211
413233330302110
5231240312020
620522323204
73136032442
oct757746224
9301565484
10130010260
11674296a6
1237659504
1320c20363
14133a3b92
15b63185a
hex7bfcc94

130010260 has 48 divisors (see below), whose sum is σ = 287110656. Its totient is φ = 49356032.

The previous prime is 130010213. The next prime is 130010261. The reversal of 130010260 is 62010031.

It is a self number, because there is not a number n which added to its sum of digits gives 130010260.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130010261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61989 + ... + 64051.

It is an arithmetic number, because the mean of its divisors is an integer number (5981472).

Almost surely, 2130010260 is an apocalyptic number.

130010260 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 130010260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (143555328).

130010260 is an abundant number, since it is smaller than the sum of its proper divisors (157100396).

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

130010260 is a wasteful number, since it uses less digits than its factorization.

130010260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2232 (or 2230 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 130010260 is about 11402.2041728782. The cubic root of 130010260 is about 506.5930285024.

Adding to 130010260 its reverse (62010031), we get a palindrome (192020291).

The spelling of 130010260 in words is "one hundred thirty million, ten thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 23 46 92 115 137 230 274 460 548 685 1370 2063 2740 3151 4126 6302 8252 10315 12604 15755 20630 31510 41260 47449 63020 94898 189796 237245 282631 474490 565262 948980 1130524 1413155 2826310 5652620 6500513 13001026 26002052 32502565 65005130 130010260