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2011088005 = 510718312053
BaseRepresentation
bin111011111011110…
…1100010010000101
312012011012212002221
41313313230102011
513104314304010
6531320332341
7100556652223
oct16767542205
95164185087
102011088005
11942230203
124816140b1
1326085a204
14151143b13
15bb852dda
hex77dec485

2011088005 has 16 divisors (see below), whose sum is σ = 2438377344. Its totient is φ = 1592187840.

The previous prime is 2011087997. The next prime is 2011088119. The reversal of 2011088005 is 5008801102.

It is not a de Polignac number, because 2011088005 - 23 = 2011087997 is a prime.

It is a super-3 number, since 3×20110880053 (a number of 29 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 978559 + ... + 980611.

It is an arithmetic number, because the mean of its divisors is an integer number (152398584).

Almost surely, 22011088005 is an apocalyptic number.

It is an amenable number.

2011088005 is a deficient number, since it is larger than the sum of its proper divisors (427289339).

2011088005 is a wasteful number, since it uses less digits than its factorization.

2011088005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3996.

The product of its (nonzero) digits is 640, while the sum is 25.

The square root of 2011088005 is about 44845.1558699488. The cubic root of 2011088005 is about 1262.2450954835.

Adding to 2011088005 its reverse (5008801102), we get a palindrome (7019889107).

The spelling of 2011088005 in words is "two billion, eleven million, eighty-eight thousand, five".

Divisors: 1 5 107 535 1831 2053 9155 10265 195917 219671 979585 1098355 3759043 18795215 402217601 2011088005