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61869733963323 = 31113144218494087
BaseRepresentation
bin11100001000101001010111…
…00000111110011000111011
322010001200121010201001121020
432010110223200332120323
531102133203343311243
6335330321410113523
716013640453413136
oct1604245340763073
9263050533631536
1061869733963323
1118793896977540
126b3292887b8a3
13286a3a20a2190
14113c72266921d
157245916bb283
hex38452b83e63b

61869733963323 has 16 divisors (see below), whose sum is σ = 96914828027136. Its totient is φ = 34612438580640.

The previous prime is 61869733963321. The next prime is 61869733963333. The reversal of 61869733963323 is 32336933796816.

61869733963323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 61869733963323 - 21 = 61869733963321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (61869733963321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72109246615 + ... + 72109247472.

It is an arithmetic number, because the mean of its divisors is an integer number (6057176751696).

Almost surely, 261869733963323 is an apocalyptic number.

61869733963323 is a deficient number, since it is larger than the sum of its proper divisors (35045094063813).

61869733963323 is a wasteful number, since it uses less digits than its factorization.

61869733963323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144218494114.

The product of its digits is 476171136, while the sum is 69.

The spelling of 61869733963323 in words is "sixty-one trillion, eight hundred sixty-nine billion, seven hundred thirty-three million, nine hundred sixty-three thousand, three hundred twenty-three".

Divisors: 1 3 11 13 33 39 143 429 144218494087 432655482261 1586403434957 1874840423131 4759210304871 5624521269393 20623244654441 61869733963323