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128253712301 = 11132713309517
BaseRepresentation
bin111011101110010000…
…1000101011110101101
3110021001012222122020122
41313130201011132231
54100130422243201
6134530254054325
712160150365401
oct1673441053655
9407035878218
10128253712301
114a434971360
1220a33aaa3a5
13c12c16c7c0
1462c95b5101
1535098b9e1b
hex1ddc8457ad

128253712301 has 16 divisors (see below), whose sum is σ = 151231734528. Its totient is φ = 107228318400.

The previous prime is 128253712297. The next prime is 128253712369. The reversal of 128253712301 is 103217352821.

It is a cyclic number.

It is not a de Polignac number, because 128253712301 - 22 = 128253712297 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (128253712501) 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, 1616006 + ... + 1693511.

It is an arithmetic number, because the mean of its divisors is an integer number (9451983408).

Almost surely, 2128253712301 is an apocalyptic number.

128253712301 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

128253712301 is a deficient number, since it is larger than the sum of its proper divisors (22978022227).

128253712301 is a wasteful number, since it uses less digits than its factorization.

128253712301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3309812.

The product of its (nonzero) digits is 20160, while the sum is 35.

The spelling of 128253712301 in words is "one hundred twenty-eight billion, two hundred fifty-three million, seven hundred twelve thousand, three hundred one".

Divisors: 1 11 13 143 271 2981 3523 38753 3309517 36404687 43023721 473260931 896879107 9865670177 11659428391 128253712301