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53868751683 = 3171955592107
BaseRepresentation
bin110010001010110100…
…111110101101000011
312011001012120010020020
4302022310332231003
51340310400023213
640425202144523
73614626556115
oct621264765503
9164035503206
1053868751683
112093356249a
12a534652143
1351064296c6
14287047b3b5
151604341923
hexc8ad3eb43

53868751683 has 16 divisors (see below), whose sum is σ = 80052635520. Its totient is φ = 32021053056.

The previous prime is 53868751663. The next prime is 53868751687. The reversal of 53868751683 is 38615786835.

It is not a de Polignac number, because 53868751683 - 232 = 49573784387 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53868751687) 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, 27795085 + ... + 27797022.

It is an arithmetic number, because the mean of its divisors is an integer number (5003289720).

Almost surely, 253868751683 is an apocalyptic number.

53868751683 is a deficient number, since it is larger than the sum of its proper divisors (26183883837).

53868751683 is a wasteful number, since it uses less digits than its factorization.

53868751683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55592146.

The product of its digits is 29030400, while the sum is 60.

The spelling of 53868751683 in words is "fifty-three billion, eight hundred sixty-eight million, seven hundred fifty-one thousand, six hundred eighty-three".

Divisors: 1 3 17 19 51 57 323 969 55592107 166776321 945065819 1056250033 2835197457 3168750099 17956250561 53868751683