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65742426141 = 374637675133
BaseRepresentation
bin111101001110100011…
…011101000000011101
320021200200222021111220
4331032203131000131
52034120030114031
650111320203553
74515105254610
oct751643350035
9207620867456
1065742426141
1125976981897
12108a90095b9
136279361092
1432793b4177
151a9b95c596
hexf4e8dd01d

65742426141 has 16 divisors (see below), whose sum is σ = 100200687744. Its totient is φ = 37558943424.

The previous prime is 65742426137. The next prime is 65742426149. The reversal of 65742426141 is 14162424756.

It is not a de Polignac number, because 65742426141 - 22 = 65742426137 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 65742426093 and 65742426102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65742426149) 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, 240190 + ... + 434943.

It is an arithmetic number, because the mean of its divisors is an integer number (6262542984).

Almost surely, 265742426141 is an apocalyptic number.

It is an amenable number.

65742426141 is a deficient number, since it is larger than the sum of its proper divisors (34458261603).

65742426141 is a wasteful number, since it uses less digits than its factorization.

65742426141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 679780.

The product of its digits is 322560, while the sum is 42.

The spelling of 65742426141 in words is "sixty-five billion, seven hundred forty-two million, four hundred twenty-six thousand, one hundred forty-one".

Divisors: 1 3 7 21 4637 13911 32459 97377 675133 2025399 4725931 14177793 3130591721 9391775163 21914142047 65742426141