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115956385692 = 22371972654377
BaseRepresentation
bin110101111111110001…
…0100000011110011100
3102002022012101201110120
41223333202200132130
53344434313320232
6125134123434540
711243336005260
oct1537742403634
9362265351416
10115956385692
11451a43a1914
121a581685a50
13ac1c534c94
1458802bc0a0
153039eb792c
hex1aff8a079c

115956385692 has 48 divisors (see below), whose sum is σ = 325491613440. Its totient is φ = 31386690432.

The previous prime is 115956385691. The next prime is 115956385703. The reversal of 115956385692 is 296583659511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115956385691) 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, 36325593 + ... + 36328784.

It is an arithmetic number, because the mean of its divisors is an integer number (6781075280).

Almost surely, 2115956385692 is an apocalyptic number.

115956385692 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

115956385692 is an abundant number, since it is smaller than the sum of its proper divisors (209535227748).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

115956385692 is a wasteful number, since it uses less digits than its factorization.

115956385692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72654410 (or 72654408 counting only the distinct ones).

The product of its digits is 17496000, while the sum is 60.

The spelling of 115956385692 in words is "one hundred fifteen billion, nine hundred fifty-six million, three hundred eighty-five thousand, six hundred ninety-two".

Divisors: 1 2 3 4 6 7 12 14 19 21 28 38 42 57 76 84 114 133 228 266 399 532 798 1596 72654377 145308754 217963131 290617508 435926262 508580639 871852524 1017161278 1380433163 1525741917 2034322556 2760866326 3051483834 4141299489 5521732652 6102967668 8282598978 9663032141 16565197956 19326064282 28989096423 38652128564 57978192846 115956385692