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12245051330 = 255573219721
BaseRepresentation
bin10110110011101110…
…01010011111000010
31011121101020001120122
423121313022133002
5200034213120310
65343021540242
7612305135051
oct133167123702
934541201518
1012245051330
115214015336
122458a14682
131201b63905
148423aa398
154ba028555
hex2d9dca7c2

12245051330 has 16 divisors (see below), whose sum is σ = 22045147704. Its totient is φ = 4897119360.

The previous prime is 12245051327. The next prime is 12245051333. The reversal of 12245051330 is 3315054221.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (12245051327) and next prime (12245051333).

It can be written as a sum of positive squares in 4 ways, for example, as 4888386889 + 7356664441 = 69917^2 + 85771^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12245051330.

It is not an unprimeable number, because it can be changed into a prime (12245051333) 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 7 ways as a sum of consecutive naturals, for example, 54131 + ... + 165590.

Almost surely, 212245051330 is an apocalyptic number.

12245051330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12245051330 is a deficient number, since it is larger than the sum of its proper divisors (9800096374).

12245051330 is a wasteful number, since it uses less digits than its factorization.

12245051330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225301.

The product of its (nonzero) digits is 3600, while the sum is 26.

The spelling of 12245051330 in words is "twelve billion, two hundred forty-five million, fifty-one thousand, three hundred thirty".

Divisors: 1 2 5 10 5573 11146 27865 55730 219721 439442 1098605 2197210 1224505133 2449010266 6122525665 12245051330