Search a number
-
+
10810180 = 225540509
BaseRepresentation
bin101001001111…
…001101000100
3202100012210001
4221033031010
510231411210
61023411044
7160612363
oct51171504
922305701
1010810180
116113937
123753a84
132316574
1416157da
15e3803a
hexa4f344

10810180 has 12 divisors (see below), whose sum is σ = 22701420. Its totient is φ = 4324064.

The previous prime is 10810171. The next prime is 10810193. The reversal of 10810180 is 8101801.

It can be written as a sum of positive squares in 2 ways, for example, as 7054336 + 3755844 = 2656^2 + 1938^2 .

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 270235 + ... + 270274.

It is an arithmetic number, because the mean of its divisors is an integer number (1891785).

Almost surely, 210810180 is an apocalyptic number.

10810180 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10810180 is an abundant number, since it is smaller than the sum of its proper divisors (11891240).

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

10810180 is a wasteful number, since it uses less digits than its factorization.

10810180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 540518 (or 540516 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 19.

The square root of 10810180 is about 3287.8838178987. The cubic root of 10810180 is about 221.1113189246. Note that the first 3 decimals are identical.

Adding to 10810180 its reverse (8101801), we get a palindrome (18911981).

The spelling of 10810180 in words is "ten million, eight hundred ten thousand, one hundred eighty".

Divisors: 1 2 4 5 10 20 540509 1081018 2162036 2702545 5405090 10810180