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13203141441 = 374731143013
BaseRepresentation
bin11000100101111011…
…11111001101000001
31021002011001002010120
430102331333031001
5204020001011231
610022045050453
7645120564510
oct142275771501
937064032116
1013203141441
115665913646
122685856a29
1313254b8b39
148d3728677
155241cbd96
hex312f7f341

13203141441 has 32 divisors (see below), whose sum is σ = 20613685248. Its totient is φ = 7360213440.

The previous prime is 13203141403. The next prime is 13203141461. The reversal of 13203141441 is 14414130231.

It is not a de Polignac number, because 13203141441 - 210 = 13203140417 is a prime.

It is a super-2 number, since 2×132031414412 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13203141461) 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 31 ways as a sum of consecutive naturals, for example, 285451 + ... + 328463.

It is an arithmetic number, because the mean of its divisors is an integer number (644177664).

Almost surely, 213203141441 is an apocalyptic number.

It is an amenable number.

13203141441 is a deficient number, since it is larger than the sum of its proper divisors (7410543807).

13203141441 is a wasteful number, since it uses less digits than its factorization.

13203141441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43381.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 13203141441 its reverse (14414130231), we get a palindrome (27617271672).

The spelling of 13203141441 in words is "thirteen billion, two hundred three million, one hundred forty-one thousand, four hundred forty-one".

Divisors: 1 3 7 21 47 141 311 329 933 987 2177 6531 14617 43013 43851 102319 129039 301091 306957 903273 2021611 6064833 13377043 14151277 40131129 42453831 93639301 280917903 628721021 1886163063 4401047147 13203141441