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65125360223 = 7112343855191
BaseRepresentation
bin111100101001110001…
…100010001001011111
320020002200212002012122
4330221301202021133
52031334043011343
645530154253155
74463603266610
oct745161421137
9206080762178
1065125360223
112568a628060
12107564271bb
1361ab56b711
14321b467c07
151a626bd068
hexf29c6225f

65125360223 has 32 divisors (see below), whose sum is σ = 86695944192. Its totient is φ = 47411733600.

The previous prime is 65125360219. The next prime is 65125360243. The reversal of 65125360223 is 32206352156.

It is not a de Polignac number, because 65125360223 - 22 = 65125360219 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65125360213) 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, 351443 + ... + 503748.

It is an arithmetic number, because the mean of its divisors is an integer number (2709248256).

Almost surely, 265125360223 is an apocalyptic number.

65125360223 is a deficient number, since it is larger than the sum of its proper divisors (21570583969).

65125360223 is a wasteful number, since it uses less digits than its factorization.

65125360223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 855275.

The product of its (nonzero) digits is 64800, while the sum is 35.

The spelling of 65125360223 in words is "sixty-five billion, one hundred twenty-five million, three hundred sixty thousand, two hundred twenty-three".

Divisors: 1 7 11 23 43 77 161 253 301 473 989 1771 3311 6923 10879 76153 855191 5986337 9407101 19669393 36773213 65849707 137685751 216363323 257412491 404505343 845783899 1514543261 2831537401 5920487293 9303622889 65125360223