Base | Representation |
---|---|
bin | 110111111111010000… |
… | …1001100101100000010 |
3 | 102111100022220212012010 |
4 | 1233332201030230002 |
5 | 3432214430420303 |
6 | 131122420513350 |
7 | 11454342054135 |
oct | 1577641145402 |
9 | 374308825163 |
10 | 120234232578 |
11 | 46a9a0a9569 |
12 | 1b37624b856 |
13 | b451899025 |
14 | 5b684ba21c |
15 | 31da822c03 |
hex | 1bfe84cb02 |
120234232578 has 32 divisors (see below), whose sum is σ = 250981379712. Its totient is φ = 38362812800.
The previous prime is 120234232397. The next prime is 120234232579. The reversal of 120234232578 is 875232432021.
120234232578 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (120234232579) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4597878 + ... + 4623953.
It is an arithmetic number, because the mean of its divisors is an integer number (7843168116).
Almost surely, 2120234232578 is an apocalyptic number.
120234232578 is an abundant number, since it is smaller than the sum of its proper divisors (130747147134).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120234232578 is a wasteful number, since it uses less digits than its factorization.
120234232578 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9221930.
The product of its (nonzero) digits is 161280, while the sum is 39.
Adding to 120234232578 its reverse (875232432021), we get a palindrome (995466664599).
The spelling of 120234232578 in words is "one hundred twenty billion, two hundred thirty-four million, two hundred thirty-two thousand, five hundred seventy-eight".
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