Search a number
-
+
11011110000 = 243541161547
BaseRepresentation
bin10100100000101000…
…00011010001110000
31001102101100100021220
422100110003101300
5140022321010000
65020342145040
7536602614342
oct122024032160
931371310256
1011011110000
114740536a10
122173722180
131066317507
14766563292
15446a361a0
hex290503470

11011110000 has 400 divisors, whose sum is σ = 39484460928. Its totient is φ = 2620800000.

The previous prime is 11011109971. The next prime is 11011110013. The reversal of 11011110000 is 1111011.

It is a tau number, because it is divible by the number of its divisors (400).

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a congruent number.

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 79 ways as a sum of consecutive naturals, for example, 20129727 + ... + 20130273.

Almost surely, 211011110000 is an apocalyptic number.

11011110000 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 11011110000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19742230464).

11011110000 is an abundant number, since it is smaller than the sum of its proper divisors (28473350928).

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

11011110000 is a wasteful number, since it uses less digits than its factorization.

11011110000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 650 (or 629 counting only the distinct ones).

The product of its (nonzero) digits is 1, while the sum is 6.

Adding to 11011110000 its reverse (1111011), we get a palindrome (11012221011).

The spelling of 11011110000 in words is "eleven billion, eleven million, one hundred ten thousand".