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115065508272 = 243111316763623
BaseRepresentation
bin110101100101001110…
…0000101000110110000
3102000000010001110101120
41223022130011012300
53341123232231042
6124505501102240
711212300453101
oct1531234050660
9360003043346
10115065508272
1144887530490
121a373257980
13ab09ab3990
1457d7c583a8
152ed6b8ddec
hex1aca7051b0

115065508272 has 80 divisors (see below), whose sum is σ = 349219815168. Its totient is φ = 32186154240.

The previous prime is 115065508213. The next prime is 115065508273. The reversal of 115065508272 is 272805560511.

It is not an unprimeable number, because it can be changed into a prime (115065508273) 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, 8374948 + ... + 8388675.

Almost surely, 2115065508272 is an apocalyptic number.

115065508272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

115065508272 is an abundant number, since it is smaller than the sum of its proper divisors (234154306896).

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

115065508272 is a wasteful number, since it uses less digits than its factorization.

115065508272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16763658 (or 16763652 counting only the distinct ones).

The product of its (nonzero) digits is 168000, while the sum is 42.

The spelling of 115065508272 in words is "one hundred fifteen billion, sixty-five million, five hundred eight thousand, two hundred seventy-two".

Divisors: 1 2 3 4 6 8 11 12 13 16 22 24 26 33 39 44 48 52 66 78 88 104 132 143 156 176 208 264 286 312 429 528 572 624 858 1144 1716 2288 3432 6864 16763623 33527246 50290869 67054492 100581738 134108984 184399853 201163476 217927099 268217968 368799706 402326952 435854198 553199559 653781297 737599412 804653904 871708396 1106399118 1307562594 1475198824 1743416792 2212798236 2397198089 2615125188 2950397648 3486833584 4425596472 4794396178 5230250376 7191594267 8851192944 9588792356 10460500752 14383188534 19177584712 28766377068 38355169424 57532754136 115065508272