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13130260 = 22511134591
BaseRepresentation
bin110010000101…
…101000010100
3220201002022221
4302011220110
511330132020
61145232124
7216414433
oct62055024
926632287
1013130260
117458a60
124492644
1329495b0
141a5b11a
1512456aa
hexc85a14

13130260 has 48 divisors (see below), whose sum is σ = 32401152. Its totient is φ = 4406400.

The previous prime is 13130251. The next prime is 13130297. The reversal of 13130260 is 6203131.

13130260 = T801 + T802 + ... + T839.

It is a plaindrome in base 15.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 565 + ... + 5155.

It is an arithmetic number, because the mean of its divisors is an integer number (675024).

Almost surely, 213130260 is an apocalyptic number.

13130260 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 13130260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16200576).

13130260 is an abundant number, since it is smaller than the sum of its proper divisors (19270892).

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

13130260 is a wasteful number, since it uses less digits than its factorization.

13130260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4624 (or 4622 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 13130260 is about 3623.5700627972. The cubic root of 13130260 is about 235.9162060077.

Adding to 13130260 its reverse (6203131), we get a palindrome (19333391).

The spelling of 13130260 in words is "thirteen million, one hundred thirty thousand, two hundred sixty".

Divisors: 1 2 4 5 10 11 13 20 22 26 44 52 55 65 110 130 143 220 260 286 572 715 1430 2860 4591 9182 18364 22955 45910 50501 59683 91820 101002 119366 202004 238732 252505 298415 505010 596830 656513 1010020 1193660 1313026 2626052 3282565 6565130 13130260