Base | Representation |
---|---|
bin | 101111100101010110… |
… | …1001101100111010101 |
3 | 100202202110021210202121 |
4 | 1133022231031213111 |
5 | 3133233341111220 |
6 | 114535421135541 |
7 | 10245145666456 |
oct | 1371255154725 |
9 | 322673253677 |
10 | 102185097685 |
11 | 3a377907360 |
12 | 179796ba5b1 |
13 | 9836424058 |
14 | 4d3533d12d |
15 | 29d0eb0eaa |
hex | 17cab4d9d5 |
102185097685 has 16 divisors (see below), whose sum is σ = 135272617920. Its totient is φ = 73481415040.
The previous prime is 102185097643. The next prime is 102185097697. The reversal of 102185097685 is 586790581201.
It is not a de Polignac number, because 102185097685 - 213 = 102185089493 is a prime.
It is a congruent 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, 10432807 + ... + 10442596.
It is an arithmetic number, because the mean of its divisors is an integer number (8454538620).
Almost surely, 2102185097685 is an apocalyptic number.
It is an amenable number.
102185097685 is a deficient number, since it is larger than the sum of its proper divisors (33087520235).
102185097685 is a wasteful number, since it uses less digits than its factorization.
102185097685 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20875508.
The product of its (nonzero) digits is 1209600, while the sum is 52.
The spelling of 102185097685 in words is "one hundred two billion, one hundred eighty-five million, ninety-seven thousand, six hundred eighty-five".
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