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12444333041 = 75930131557
BaseRepresentation
bin10111001011011110…
…10111001111110001
31012010021012121200202
423211233113033301
5200441222124131
65414501124545
7620245041230
oct134557271761
935107177622
1012444333041
115306557668
1224b36b9755
131234228c9a
14860a42b17
154cc78ebcb
hex2e5bd73f1

12444333041 has 8 divisors (see below), whose sum is σ = 14463147840. Its totient is φ = 10485781488.

The previous prime is 12444333029. The next prime is 12444333067. The reversal of 12444333041 is 14033344421.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12444333041 - 214 = 12444316657 is a prime.

It is a super-2 number, since 2×124443330412 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12444332995 and 12444333013.

It is not an unprimeable number, because it can be changed into a prime (12444333071) 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, 15065366 + ... + 15066191.

It is an arithmetic number, because the mean of its divisors is an integer number (1807893480).

Almost surely, 212444333041 is an apocalyptic number.

It is an amenable number.

12444333041 is a deficient number, since it is larger than the sum of its proper divisors (2018814799).

12444333041 is an equidigital number, since it uses as much as digits as its factorization.

12444333041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30131623.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 12444333041 its reverse (14033344421), we get a palindrome (26477677462).

The spelling of 12444333041 in words is "twelve billion, four hundred forty-four million, three hundred thirty-three thousand, forty-one".

Divisors: 1 7 59 413 30131557 210920899 1777761863 12444333041