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80106510060 = 2235516482821
BaseRepresentation
bin100101010011010111…
…0000101011011101100
321122202202112100100000
41022212232011123230
52303024231310220
6100444520304300
75534054046363
oct1124656053354
9248682470300
1080106510060
1130a78044725
1213637612090
137728217815
143c3cd827da
15213ca0c390
hex12a6b856ec

80106510060 has 72 divisors (see below), whose sum is σ = 251989382736. Its totient is φ = 21361734720.

The previous prime is 80106510053. The next prime is 80106510073. The reversal of 80106510060 is 6001560108.

80106510060 is a `hidden beast` number, since 8 + 0 + 1 + 0 + 651 + 0 + 0 + 6 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8236551 + ... + 8246270.

It is an arithmetic number, because the mean of its divisors is an integer number (3499852538).

Almost surely, 280106510060 is an apocalyptic number.

It is an amenable number.

80106510060 is an abundant number, since it is smaller than the sum of its proper divisors (171882872676).

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

80106510060 is a wasteful number, since it uses less digits than its factorization.

80106510060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16482845 (or 16482831 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The spelling of 80106510060 in words is "eighty billion, one hundred six million, five hundred ten thousand, sixty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 27 30 36 45 54 60 81 90 108 135 162 180 243 270 324 405 486 540 810 972 1215 1620 2430 4860 16482821 32965642 49448463 65931284 82414105 98896926 148345389 164828210 197793852 247242315 296690778 329656420 445036167 494484630 593381556 741726945 890072334 988969260 1335108501 1483453890 1780144668 2225180835 2670217002 2966907780 4005325503 4450361670 5340434004 6675542505 8010651006 8900723340 13351085010 16021302012 20026627515 26702170020 40053255030 80106510060