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14209811306497 = 31643795189659
BaseRepresentation
bin1100111011000111101011…
…0000010101100000000001
31212022110000011220122120001
43032301322300111200001
53330303143143301442
650115521443320001
72664424241132512
oct316617260254001
955273004818501
1014209811306497
114589390040654
121715b59080001
137c0c96b34711
14371a895d4a09
1519996a8ab2b7
hexcec7ac15801

14209811306497 has 16 divisors (see below), whose sum is σ = 14693016002560. Its totient is φ = 13728163986000.

The previous prime is 14209811306413. The next prime is 14209811306507. The reversal of 14209811306497 is 79460311890241.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-14209811306497 is a prime.

It is a super-2 number, since 2×142098113064972 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14209815306497) 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 15 ways as a sum of consecutive naturals, for example, 158442454 + ... + 158532112.

It is an arithmetic number, because the mean of its divisors is an integer number (918313500160).

Almost surely, 214209811306497 is an apocalyptic number.

It is an amenable number.

14209811306497 is a deficient number, since it is larger than the sum of its proper divisors (483204696063).

14209811306497 is an equidigital number, since it uses as much as digits as its factorization.

14209811306497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98284.

The product of its (nonzero) digits is 2612736, while the sum is 55.

The spelling of 14209811306497 in words is "fourteen trillion, two hundred nine billion, eight hundred eleven million, three hundred six thousand, four hundred ninety-seven".

Divisors: 1 31 643 7951 19933 89659 246481 2779429 5112493 57650737 158487283 712878709 1787172847 22099239979 458381009887 14209811306497