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115328917686 = 2340147933881
BaseRepresentation
bin110101101101000100…
…0111010000010110110
3102000200110201001011210
41223122020322002312
53342143200331221
6124551550542250
711221646424423
oct1533210720266
9360613631153
10115328917686
1144a02192914
121a427507986
13ab4c53ca38
145820c24d4a
152eeed71276
hex1ada23a0b6

115328917686 has 16 divisors (see below), whose sum is σ = 231233046768. Its totient is φ = 38347104000.

The previous prime is 115328917667. The next prime is 115328917723. The reversal of 115328917686 is 686719823511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23964535 + ... + 23969346.

It is an arithmetic number, because the mean of its divisors is an integer number (14452065423).

Almost surely, 2115328917686 is an apocalyptic number.

115328917686 is an abundant number, since it is smaller than the sum of its proper divisors (115904129082).

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

115328917686 is a wasteful number, since it uses less digits than its factorization.

115328917686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47934287.

The product of its digits is 4354560, while the sum is 57.

The spelling of 115328917686 in words is "one hundred fifteen billion, three hundred twenty-eight million, nine hundred seventeen thousand, six hundred eighty-six".

Divisors: 1 2 3 6 401 802 1203 2406 47933881 95867762 143801643 287603286 19221486281 38442972562 57664458843 115328917686