Base | Representation |
---|---|
bin | 110010101010001011… |
… | …1011101000111010010 |
3 | 101101210201212011012000 |
4 | 1211110113131013102 |
5 | 3240300120221411 |
6 | 121551031014430 |
7 | 10600623326232 |
oct | 1452427350722 |
9 | 341721764160 |
10 | 108789617106 |
11 | 421569a2575 |
12 | 1910150a416 |
13 | a34980b801 |
14 | 53a054dcc2 |
15 | 2c6ac0a956 |
hex | 19545dd1d2 |
108789617106 has 64 divisors (see below), whose sum is σ = 245842598400. Its totient is φ = 35650627200.
The previous prime is 108789617087. The next prime is 108789617239. The reversal of 108789617106 is 601716987801.
108789617106 is a `hidden beast` number, since 1 + 0 + 8 + 7 + 8 + 9 + 617 + 10 + 6 = 666.
It is a Harshad number since it is a multiple of its sum of digits (54).
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 31 ways as a sum of consecutive naturals, for example, 7506375 + ... + 7520853.
It is an arithmetic number, because the mean of its divisors is an integer number (3841290600).
Almost surely, 2108789617106 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 108789617106, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (122921299200).
108789617106 is an abundant number, since it is smaller than the sum of its proper divisors (137052981294).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
108789617106 is a wasteful number, since it uses less digits than its factorization.
108789617106 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16832 (or 16826 counting only the distinct ones).
The product of its (nonzero) digits is 1016064, while the sum is 54.
The spelling of 108789617106 in words is "one hundred eight billion, seven hundred eighty-nine million, six hundred seventeen thousand, one hundred six".
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