Search a number
-
+
1180130 = 25723733
BaseRepresentation
bin100100000000111100010
32012221211112
410200013202
5300231010
641143322
713013420
oct4400742
92187745
101180130
11736716
1248ab42
13324203
1422a110
15184a05
hex1201e2

1180130 has 32 divisors (see below), whose sum is σ = 2536704. Its totient is φ = 386496.

The previous prime is 1180121. The next prime is 1180133. The reversal of 1180130 is 310811.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1180133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1244 + ... + 1976.

It is an arithmetic number, because the mean of its divisors is an integer number (79272).

21180130 is an apocalyptic number.

1180130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1180130 is an abundant number, since it is smaller than the sum of its proper divisors (1356574).

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

1180130 is a wasteful number, since it uses less digits than its factorization.

1180130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 770.

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 1180130 is about 1086.3378848222. The cubic root of 1180130 is about 105.6760610002.

Adding to 1180130 its reverse (310811), we get a palindrome (1490941).

The spelling of 1180130 in words is "one million, one hundred eighty thousand, one hundred thirty".

Divisors: 1 2 5 7 10 14 23 35 46 70 115 161 230 322 733 805 1466 1610 3665 5131 7330 10262 16859 25655 33718 51310 84295 118013 168590 236026 590065 1180130