Base | Representation |
---|---|
bin | 110000000010100011… |
… | …0011000110110110101 |
3 | 100212021201201121120111 |
4 | 1200011012120312311 |
5 | 3142240140311421 |
6 | 115220535103021 |
7 | 10311343061200 |
oct | 1400506306665 |
9 | 325251647514 |
10 | 103164775861 |
11 | 3a82a910044 |
12 | 17bb1811a71 |
13 | 9961397494 |
14 | 4dc94ba937 |
15 | 2a3becaee1 |
hex | 1805198db5 |
103164775861 has 6 divisors (see below), whose sum is σ = 120008004630. Its totient is φ = 88426950696.
The previous prime is 103164775853. The next prime is 103164775871. The reversal of 103164775861 is 168577461301.
It can be written as a sum of positive squares in only one way, i.e., 101741222961 + 1423552900 = 318969^2 + 37730^2 .
It is not a de Polignac number, because 103164775861 - 23 = 103164775853 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (49), and also a Moran number because the ratio is a prime number: 2105403589 = 103164775861 / (1 + 0 + 3 + 1 + 6 + 4 + 7 + 7 + 5 + 8 + 6 + 1).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (103164775871) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1052701746 + ... + 1052701843.
It is an arithmetic number, because the mean of its divisors is an integer number (20001334105).
Almost surely, 2103164775861 is an apocalyptic number.
It is an amenable number.
103164775861 is a deficient number, since it is larger than the sum of its proper divisors (16843228769).
103164775861 is an equidigital number, since it uses as much as digits as its factorization.
103164775861 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2105403603 (or 2105403596 counting only the distinct ones).
The product of its (nonzero) digits is 846720, while the sum is 49.
The spelling of 103164775861 in words is "one hundred three billion, one hundred sixty-four million, seven hundred seventy-five thousand, eight hundred sixty-one".
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