Search a number
-
+
41440180 = 2253189751
BaseRepresentation
bin1001111000010…
…1001110110100
32212222101020111
42132011032310
541102041210
64040112404
71012143565
oct236051664
985871214
1041440180
1121434691
1211a65704
13877c222
14570a16c
15398888a
hex27853b4

41440180 has 48 divisors (see below), whose sum is σ = 90961920. Its totient is φ = 15840000.

The previous prime is 41440163. The next prime is 41440183. The reversal of 41440180 is 8104414.

41440180 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41440183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54805 + ... + 55555.

It is an arithmetic number, because the mean of its divisors is an integer number (1895040).

Almost surely, 241440180 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 41440180, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45480960).

41440180 is an abundant number, since it is smaller than the sum of its proper divisors (49521740).

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

41440180 is a wasteful number, since it uses less digits than its factorization.

41440180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 880 (or 878 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 22.

The square root of 41440180 is about 6437.4047565770. The cubic root of 41440180 is about 346.0513472528.

Adding to 41440180 its reverse (8104414), we get a palindrome (49544594).

The spelling of 41440180 in words is "forty-one million, four hundred forty thousand, one hundred eighty".

Divisors: 1 2 4 5 10 20 31 62 89 124 155 178 310 356 445 620 751 890 1502 1780 2759 3004 3755 5518 7510 11036 13795 15020 23281 27590 46562 55180 66839 93124 116405 133678 232810 267356 334195 465620 668390 1336780 2072009 4144018 8288036 10360045 20720090 41440180