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8985234233 = 19727455479
BaseRepresentation
bin10000101111000111…
…11100101100111001
3212012012022012012002
420113203330230321
5121400204443413
64043332430345
7435443142113
oct102743745471
925165265162
108985234233
1138a0a26518
1218a91783b5
13b026b0461
146134903b3
15378c61958
hex2178fcb39

8985234233 has 4 divisors (see below), whose sum is σ = 8985709440. Its totient is φ = 8984759028.

The previous prime is 8985234161. The next prime is 8985234263. The reversal of 8985234233 is 3324325898.

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: 3324325898 = 21662162949.

It is a cyclic number.

It is not a de Polignac number, because 8985234233 - 214 = 8985217849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8985234263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 208013 + ... + 247466.

It is an arithmetic number, because the mean of its divisors is an integer number (2246427360).

Almost surely, 28985234233 is an apocalyptic number.

It is an amenable number.

8985234233 is a deficient number, since it is larger than the sum of its proper divisors (475207).

8985234233 is a wasteful number, since it uses less digits than its factorization.

8985234233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 475206.

The product of its digits is 1244160, while the sum is 47.

The square root of 8985234233 is about 94790.4754339802. The cubic root of 8985234233 is about 2078.9456435965.

The spelling of 8985234233 in words is "eight billion, nine hundred eighty-five million, two hundred thirty-four thousand, two hundred thirty-three".

Divisors: 1 19727 455479 8985234233