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53386630071 = 3531049320081
BaseRepresentation
bin110001101110000101…
…110101001110110111
312002210121100210201020
4301232011311032313
51333313434130241
640305300432223
73566653603545
oct615605651667
9162717323636
1053386630071
11207063a7385
12a41b0a8673
13505a594148
14282641ad95
1515c6d5ab66
hexc6e1753b7

53386630071 has 16 divisors (see below), whose sum is σ = 72594597600. Its totient is φ = 34886159360.

The previous prime is 53386630061. The next prime is 53386630097. The reversal of 53386630071 is 17003668335.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-53386630071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53386630061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6751 + ... + 326831.

It is an arithmetic number, because the mean of its divisors is an integer number (4537162350).

Almost surely, 253386630071 is an apocalyptic number.

53386630071 is a deficient number, since it is larger than the sum of its proper divisors (19207967529).

53386630071 is a wasteful number, since it uses less digits than its factorization.

53386630071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321186.

The product of its (nonzero) digits is 272160, while the sum is 42.

The spelling of 53386630071 in words is "fifty-three billion, three hundred eighty-six million, six hundred thirty thousand, seventy-one".

Divisors: 1 3 53 159 1049 3147 55597 166791 320081 960243 16964293 50892879 335764969 1007294907 17795543357 53386630071