Base | Representation |
---|---|
bin | 110010100110110010… |
… | …1001101110111010001 |
3 | 101101111210122211201102 |
4 | 1211031211031313101 |
5 | 3240032000043040 |
6 | 121531443114145 |
7 | 10565041631555 |
oct | 1451545156721 |
9 | 341453584642 |
10 | 108675784145 |
11 | 420a8713145 |
12 | 1908b372955 |
13 | a32c063926 |
14 | 538d39b865 |
15 | 2c60c22515 |
hex | 194d94ddd1 |
108675784145 has 16 divisors (see below), whose sum is σ = 138156571728. Its totient is φ = 81782384640.
The previous prime is 108675784127. The next prime is 108675784177. The reversal of 108675784145 is 541487576801.
It can be written as a sum of positive squares in 8 ways, for example, as 6008730256 + 102667053889 = 77516^2 + 320417^2 .
It is not a de Polignac number, because 108675784145 - 26 = 108675784081 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 185324 + ... + 501693.
It is an arithmetic number, because the mean of its divisors is an integer number (8634785733).
Almost surely, 2108675784145 is an apocalyptic number.
It is an amenable number.
108675784145 is a deficient number, since it is larger than the sum of its proper divisors (29480787583).
108675784145 is a wasteful number, since it uses less digits than its factorization.
108675784145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 688900.
The product of its (nonzero) digits is 7526400, while the sum is 56.
The spelling of 108675784145 in words is "one hundred eight billion, six hundred seventy-five million, seven hundred eighty-four thousand, one hundred forty-five".
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