Base | Representation |
---|---|
bin | 110111111011111010… |
… | …1100001111101111101 |
3 | 102111001111222001112112 |
4 | 1233313311201331331 |
5 | 3432002230401414 |
6 | 131103333543405 |
7 | 11451511122353 |
oct | 1576765417575 |
9 | 374044861475 |
10 | 120122122109 |
11 | 46a41896290 |
12 | 1b3447a4b65 |
13 | b4345a5182 |
14 | 5b576557d3 |
15 | 31d0a79d3e |
hex | 1bf7d61f7d |
120122122109 has 8 divisors (see below), whose sum is σ = 131489561952. Its totient is φ = 108829223440.
The previous prime is 120122122097. The next prime is 120122122123. The reversal of 120122122109 is 901221221021.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 120122122109 - 24 = 120122122093 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120122122129) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18631919 + ... + 18638364.
It is an arithmetic number, because the mean of its divisors is an integer number (16436195244).
Almost surely, 2120122122109 is an apocalyptic number.
It is an amenable number.
120122122109 is a deficient number, since it is larger than the sum of its proper divisors (11367439843).
120122122109 is a wasteful number, since it uses less digits than its factorization.
120122122109 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 37270587.
The product of its (nonzero) digits is 288, while the sum is 23.
The spelling of 120122122109 in words is "one hundred twenty billion, one hundred twenty-two million, one hundred twenty-two thousand, one hundred nine".
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