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12203116712 = 2329193272537
BaseRepresentation
bin10110101110101110…
…01100100010101000
31011111110022120002122
423113113030202220
5144442444213322
65334523050412
7611255531513
oct132727144250
934443276078
1012203116712
1151a2383226
122446970a08
1311c6270627
1483a9b1d7a
154b64e3442
hex2d75cc8a8

12203116712 has 32 divisors (see below), whose sum is σ = 23792567400. Its totient is φ = 5860614144.

The previous prime is 12203116711. The next prime is 12203116747. The reversal of 12203116712 is 21761130221.

12203116712 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 10789807876 + 1413308836 = 103874^2 + 37594^2 .

It is not an unprimeable number, because it can be changed into a prime (12203116711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91493 + ... + 181044.

Almost surely, 212203116712 is an apocalyptic number.

It is an amenable number.

12203116712 is a deficient number, since it is larger than the sum of its proper divisors (11589450688).

12203116712 is a wasteful number, since it uses less digits than its factorization.

12203116712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272765 (or 272761 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 26.

Adding to 12203116712 its reverse (21761130221), we get a palindrome (33964246933).

The spelling of 12203116712 in words is "twelve billion, two hundred three million, one hundred sixteen thousand, seven hundred twelve".

Divisors: 1 2 4 8 29 58 116 193 232 386 772 1544 5597 11194 22388 44776 272537 545074 1090148 2180296 7903573 15807146 31614292 52599641 63228584 105199282 210398564 420797128 1525389589 3050779178 6101558356 12203116712