Base | Representation |
---|---|
bin | 1110010110010… |
… | …01100010011001 |
3 | 22101111002012212 |
4 | 13023021202121 |
5 | 221303110121 |
6 | 15535444505 |
7 | 2661033002 |
oct | 713114231 |
9 | 271432185 |
10 | 120363161 |
11 | 61a3a696 |
12 | 34386735 |
13 | 1bc23309 |
14 | 11db21a9 |
15 | a87825b |
hex | 72c9899 |
120363161 has 4 divisors (see below), whose sum is σ = 120435300. Its totient is φ = 120291024.
The previous prime is 120363151. The next prime is 120363181. The reversal of 120363161 is 161363021.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 40081561 + 80281600 = 6331^2 + 8960^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-120363161 is a prime.
It is a super-3 number, since 3×1203631613 (a number of 25 digits) contains 333 as substring.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (120363121) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33506 + ... + 36923.
It is an arithmetic number, because the mean of its divisors is an integer number (30108825).
Almost surely, 2120363161 is an apocalyptic number.
It is an amenable number.
120363161 is a deficient number, since it is larger than the sum of its proper divisors (72139).
120363161 is an equidigital number, since it uses as much as digits as its factorization.
120363161 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 72138.
The product of its (nonzero) digits is 648, while the sum is 23.
The square root of 120363161 is about 10971.0145838933. The cubic root of 120363161 is about 493.7394871233.
The spelling of 120363161 in words is "one hundred twenty million, three hundred sixty-three thousand, one hundred sixty-one".
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