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11006031 = 33979241
BaseRepresentation
bin101001111111…
…000001001111
3202201011102210
4221333001033
510304143111
61031521503
7162356361
oct51770117
922634383
1011006031
116237aa3
123829293
13238475a
141666d31
15e760a6
hexa7f04f

11006031 has 8 divisors (see below), whose sum is σ = 14713264. Its totient is φ = 7318080.

The previous prime is 11006027. The next prime is 11006069. The reversal of 11006031 is 13060011.

11006031 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 11006031 - 22 = 11006027 is a prime.

It is a super-2 number, since 2×110060312 = 242265436745922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11005998 and 11006016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11006011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3430 + ... + 5811.

It is an arithmetic number, because the mean of its divisors is an integer number (1839158).

Almost surely, 211006031 is an apocalyptic number.

11006031 is a deficient number, since it is larger than the sum of its proper divisors (3707233).

11006031 is an equidigital number, since it uses as much as digits as its factorization.

11006031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9641.

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 11006031 is about 3317.5338732257. The cubic root of 11006031 is about 222.4386465520.

Adding to 11006031 its reverse (13060011), we get a palindrome (24066042).

The spelling of 11006031 in words is "eleven million, six thousand, thirty-one".

Divisors: 1 3 397 1191 9241 27723 3668677 11006031