[go: up one dir, main page]

Search a number
-
+
11050780 = 22513192237
BaseRepresentation
bin101010001001…
…111100011100
3202210102211011
4222021330130
510312111110
61032505004
7162634006
oct52117434
922712734
1011050780
116268684
12384b164
13239bc30
141679376
15e8448a
hexa89f1c

11050780 has 48 divisors (see below), whose sum is σ = 26318880. Its totient is φ = 3863808.

The previous prime is 11050733. The next prime is 11050783. The reversal of 11050780 is 8705011.

11050780 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 (11050783) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3822 + ... + 6058.

It is an arithmetic number, because the mean of its divisors is an integer number (548310).

Almost surely, 211050780 is an apocalyptic number.

11050780 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 11050780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13159440).

11050780 is an abundant number, since it is smaller than the sum of its proper divisors (15268100).

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

11050780 is a wasteful number, since it uses less digits than its factorization.

11050780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2278 (or 2276 counting only the distinct ones).

The product of its (nonzero) digits is 280, while the sum is 22.

The square root of 11050780 is about 3324.2713487319. The cubic root of 11050780 is about 222.7397071548.

Adding to 11050780 its reverse (8705011), we get a palindrome (19755791).

The spelling of 11050780 in words is "eleven million, fifty thousand, seven hundred eighty".

Divisors: 1 2 4 5 10 13 19 20 26 38 52 65 76 95 130 190 247 260 380 494 988 1235 2237 2470 4474 4940 8948 11185 22370 29081 42503 44740 58162 85006 116324 145405 170012 212515 290810 425030 552539 581620 850060 1105078 2210156 2762695 5525390 11050780