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3023132213 = 23131440531
BaseRepresentation
bin1011010000110001…
…0101011000110101
321210200120000202202
42310030111120311
522142410212323
61215552114245
7134626125353
oct26414253065
97720500682
103023132213
11131152aa82
12704535985
1339242353a
142097087d3
1512a612d28
hexb4315635

3023132213 has 4 divisors (see below), whose sum is σ = 3154572768. Its totient is φ = 2891691660.

The previous prime is 3023132191. The next prime is 3023132221. The reversal of 3023132213 is 3122313203.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3122313203 = 3828181563.

It is a cyclic number.

It is not a de Polignac number, because 3023132213 - 216 = 3023066677 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3023132293) 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, 65720243 + ... + 65720288.

It is an arithmetic number, because the mean of its divisors is an integer number (788643192).

Almost surely, 23023132213 is an apocalyptic number.

It is an amenable number.

3023132213 is a deficient number, since it is larger than the sum of its proper divisors (131440555).

3023132213 is a wasteful number, since it uses less digits than its factorization.

3023132213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131440554.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 3023132213 is about 54983.0174963143. The cubic root of 3023132213 is about 1445.9470192049.

Adding to 3023132213 its reverse (3122313203), we get a palindrome (6145445416).

The spelling of 3023132213 in words is "three billion, twenty-three million, one hundred thirty-two thousand, two hundred thirteen".

Divisors: 1 23 131440531 3023132213