Base | Representation |
---|---|
bin | 110110110101110… |
… | …111100111011101 |
3 | 2101010022110201012 |
4 | 312311313213131 |
5 | 3341020403401 |
6 | 231144425005 |
7 | 31541434226 |
oct | 6665674735 |
9 | 2333273635 |
10 | 920091101 |
11 | 432405076 |
12 | 218178165 |
13 | 11880c407 |
14 | 8a2aa24d |
15 | 55b998bb |
hex | 36d779dd |
920091101 has 4 divisors (see below), whose sum is σ = 933823872. Its totient is φ = 906358332.
The previous prime is 920091089. The next prime is 920091163. The reversal of 920091101 is 101190029.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 101190029 = 19 ⋅5325791.
It is a cyclic number.
It is not a de Polignac number, because 920091101 - 26 = 920091037 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (920091301) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6866285 + ... + 6866418.
It is an arithmetic number, because the mean of its divisors is an integer number (233455968).
Almost surely, 2920091101 is an apocalyptic number.
It is an amenable number.
920091101 is a deficient number, since it is larger than the sum of its proper divisors (13732771).
920091101 is a wasteful number, since it uses less digits than its factorization.
920091101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13732770.
The product of its (nonzero) digits is 162, while the sum is 23.
The square root of 920091101 is about 30333.0034945437. The cubic root of 920091101 is about 972.6209279907.
The spelling of 920091101 in words is "nine hundred twenty million, ninety-one thousand, one hundred one".
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