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2011130026 = 28271215919
BaseRepresentation
bin111011111011111…
…0110100010101010
312012011021222202021
41313313312202222
513104322130101
6531321255054
7100560215563
oct16767664252
95164258667
102011130026
11942259834
1248163448a
13260873389
1415115516a
15bb8605a1
hex77df68aa

2011130026 has 8 divisors (see below), whose sum is σ = 3020345280. Its totient is φ = 1004348268.

The previous prime is 2011129987. The next prime is 2011130029. The reversal of 2011130026 is 6200311102.

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

It is a junction number, because it is equal to n+sod(n) for n = 2011129991 and 2011130009.

It is not an unprimeable number, because it can be changed into a prime (2011130029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 606306 + ... + 609613.

It is an arithmetic number, because the mean of its divisors is an integer number (377543160).

Almost surely, 22011130026 is an apocalyptic number.

2011130026 is a deficient number, since it is larger than the sum of its proper divisors (1009215254).

2011130026 is a wasteful number, since it uses less digits than its factorization.

2011130026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1216748.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 2011130026 is about 44845.6243796427. The cubic root of 2011130026 is about 1262.2538868162.

Adding to 2011130026 its reverse (6200311102), we get a palindrome (8211441128).

The spelling of 2011130026 in words is "two billion, eleven million, one hundred thirty thousand, twenty-six".

Divisors: 1 2 827 1654 1215919 2431838 1005565013 2011130026