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3021321113 = 26911231677
BaseRepresentation
bin1011010000010101…
…1011001110011001
321210120011000101222
42310011123032121
522141424233423
61215445221425
7134604543236
oct26405331631
97716130358
103021321113
1113105032a8
12703a01875
13391c3b095
1420939678d
1512a3a63c8
hexb415b399

3021321113 has 4 divisors (see below), whose sum is σ = 3032553060. Its totient is φ = 3010089168.

The previous prime is 3021321091. The next prime is 3021321179. The reversal of 3021321113 is 3111231203.

3021321113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3111231203 = 5657549979.

It can be written as a sum of positive squares in 2 ways, for example, as 1787344729 + 1233976384 = 42277^2 + 35128^2 .

It is a cyclic number.

It is not a de Polignac number, because 3021321113 - 28 = 3021320857 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3021321091 and 3021321100.

It is not an unprimeable number, because it can be changed into a prime (3021321013) 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, 5615570 + ... + 5616107.

It is an arithmetic number, because the mean of its divisors is an integer number (758138265).

Almost surely, 23021321113 is an apocalyptic number.

It is an amenable number.

3021321113 is a deficient number, since it is larger than the sum of its proper divisors (11231947).

3021321113 is a wasteful number, since it uses less digits than its factorization.

3021321113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11231946.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 3021321113 is about 54966.5453980874. The cubic root of 3021321113 is about 1445.6582152333.

Adding to 3021321113 its reverse (3111231203), we get a palindrome (6132552316).

The spelling of 3021321113 in words is "three billion, twenty-one million, three hundred twenty-one thousand, one hundred thirteen".

Divisors: 1 269 11231677 3021321113