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13124431420343 = 41797401641259
BaseRepresentation
bin1011111011111100010100…
…0100101001101110110111
31201110200110012011121200022
42332333011010221232313
53210012313420422333
643525140333435355
72523131434254545
oct276770504515667
951420405147608
1013124431420343
114200049424581
12157b72963bb5b
13742822c870a9
14335323b04d95
1517b5e36d0c98
hexbefc5129bb7

13124431420343 has 8 divisors (see below), whose sum is σ = 13461408470160. Its totient is φ = 12788257654720.

The previous prime is 13124431420337. The next prime is 13124431420361. The reversal of 13124431420343 is 34302413442131.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13124431420343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13124431420313) 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, 200787953 + ... + 200853306.

It is an arithmetic number, because the mean of its divisors is an integer number (1682676058770).

Almost surely, 213124431420343 is an apocalyptic number.

13124431420343 is a deficient number, since it is larger than the sum of its proper divisors (336977049817).

13124431420343 is an equidigital number, since it uses as much as digits as its factorization.

13124431420343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401642097.

The product of its (nonzero) digits is 82944, while the sum is 35.

Adding to 13124431420343 its reverse (34302413442131), we get a palindrome (47426844862474).

The spelling of 13124431420343 in words is "thirteen trillion, one hundred twenty-four billion, four hundred thirty-one million, four hundred twenty thousand, three hundred forty-three".

Divisors: 1 41 797 32677 401641259 16467291619 320108083423 13124431420343