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128200053807255 = 3529377965209929
BaseRepresentation
bin11101001001100011100110…
…101010101101100010010111
3121210220210202011200210222110
4131021203212222231202113
5113300412202233313010
61132354143000202103
736001101562413033
oct3511434652554227
9553823664623873
10128200053807255
1137937379229851
1212466042769333
13566c2a052c2c1
142392cb69d91c3
15ec4b9e61d120
hex7498e6aad897

128200053807255 has 32 divisors (see below), whose sum is σ = 217928143684800. Its totient is φ = 64231452859392.

The previous prime is 128200053807187. The next prime is 128200053807269. The reversal of 128200053807255 is 552708350002821.

It is not a de Polignac number, because 128200053807255 - 29 = 128200053806743 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3982588870 + ... + 3982621059.

It is an arithmetic number, because the mean of its divisors is an integer number (6810254490150).

Almost surely, 2128200053807255 is an apocalyptic number.

128200053807255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

128200053807255 is a deficient number, since it is larger than the sum of its proper divisors (89728089877545).

128200053807255 is a wasteful number, since it uses less digits than its factorization.

128200053807255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7965210003.

The product of its (nonzero) digits is 1344000, while the sum is 48.

The spelling of 128200053807255 in words is "one hundred twenty-eight trillion, two hundred billion, fifty-three million, eight hundred seven thousand, two hundred fifty-five".

Divisors: 1 3 5 15 29 37 87 111 145 185 435 555 1073 3219 5365 16095 7965209929 23895629787 39826049645 119478148935 230991087941 294712767373 692973263823 884138302119 1154955439705 1473563836865 3464866319115 4420691510595 8546670253817 25640010761451 42733351269085 128200053807255