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11031000033 = 321311725481
BaseRepresentation
bin10100100010111111…
…11011001111100001
31001110202202212021210
422101133323033201
5140042414000113
65022332340333
7540233644644
oct122137731741
931422685253
1011031000033
114750791659
12217a3146a9
13106a48c871
1476905da5b
154486646c3
hex2917fb3e1

11031000033 has 8 divisors (see below), whose sum is σ = 14714910496. Its totient is φ = 7350544800.

The previous prime is 11031000023. The next prime is 11031000037. The reversal of 11031000033 is 33000013011.

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

It is not a de Polignac number, because 11031000033 - 210 = 11030999009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11030999982 and 11031000018.

It is not an unprimeable number, because it can be changed into a prime (11031000037) 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, 856348 + ... + 869133.

It is an arithmetic number, because the mean of its divisors is an integer number (1839363812).

Almost surely, 211031000033 is an apocalyptic number.

It is an amenable number.

11031000033 is a deficient number, since it is larger than the sum of its proper divisors (3683910463).

11031000033 is a wasteful number, since it uses less digits than its factorization.

11031000033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1727615.

The product of its (nonzero) digits is 27, while the sum is 12.

Adding to 11031000033 its reverse (33000013011), we get a palindrome (44031013044).

The spelling of 11031000033 in words is "eleven billion, thirty-one million, thirty-three", and thus it is an aban number and an uban number.

Divisors: 1 3 2131 6393 1725481 5176443 3677000011 11031000033