Search a number
-
+
11001111010210 = 251100111101021
BaseRepresentation
bin1010000000010110010101…
…0100000101101110100010
31102221200210100012211210201
42200011211110011232202
52420220233404311320
635221501324215414
72213542533464206
oct240054524055642
942850710184721
1011001111010210
1135615aa404372
12129810999a56a
1361a52865b349
142a0656d3cb06
1514126deb770a
hexa0165505ba2

11001111010210 has 8 divisors (see below), whose sum is σ = 19801999818396. Its totient is φ = 4400444404080.

The previous prime is 11001111010147. The next prime is 11001111010261. The reversal of 11001111010210 is 1201011110011.

It can be written as a sum of positive squares in 2 ways, for example, as 10944537912009 + 56573098201 = 3308253^2 + 237851^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (10), and also a Moran number because the ratio is a prime number: 1100111101021 = 11001111010210 / (1 + 1 + 0 + 0 + 1 + 1 + 1 + 1 + 0 + 1 + 0 + 2 + 1 + 0).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 550055550501 + ... + 550055550520.

Almost surely, 211001111010210 is an apocalyptic number.

11001111010210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11001111010210 is a deficient number, since it is larger than the sum of its proper divisors (8800888808186).

11001111010210 is a wasteful number, since it uses less digits than its factorization.

11001111010210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1100111101028.

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 11001111010210 its reverse (1201011110011), we get a palindrome (12202122120221).

The spelling of 11001111010210 in words is "eleven trillion, one billion, one hundred eleven million, ten thousand, two hundred ten".

Divisors: 1 2 5 10 1100111101021 2200222202042 5500555505105 11001111010210