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12233106530 = 256120054273
BaseRepresentation
bin10110110010010011…
…00110010001100010
31011120112202012101122
423121021212101202
5200023133402110
65341513532242
7612101455421
oct133111462142
934515665348
1012233106530
1152082a6aa7
122454a14082
1311cc540a98
1484097b2b8
154b8e69255
hex2d9266462

12233106530 has 16 divisors (see below), whose sum is σ = 22380569784. Its totient is φ = 4813025280.

The previous prime is 12233106527. The next prime is 12233106533. The reversal of 12233106530 is 3560133221.

It is an interprime number because it is at equal distance from previous prime (12233106527) and next prime (12233106533).

It can be written as a sum of positive squares in 4 ways, for example, as 6077605681 + 6155500849 = 77959^2 + 78457^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12233106530.

It is not an unprimeable number, because it can be changed into a prime (12233106533) 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, 10026527 + ... + 10027746.

Almost surely, 212233106530 is an apocalyptic number.

12233106530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12233106530 is a deficient number, since it is larger than the sum of its proper divisors (10147463254).

12233106530 is a wasteful number, since it uses less digits than its factorization.

12233106530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20054341.

The product of its (nonzero) digits is 3240, while the sum is 26.

Adding to 12233106530 its reverse (3560133221), we get a palindrome (15793239751).

The spelling of 12233106530 in words is "twelve billion, two hundred thirty-three million, one hundred six thousand, five hundred thirty".

Divisors: 1 2 5 10 61 122 305 610 20054273 40108546 100271365 200542730 1223310653 2446621306 6116553265 12233106530