Base | Representation |
---|---|
bin | 1110010110000… |
… | …01101100100100 |
3 | 22101102110011100 |
4 | 13023001230210 |
5 | 221301043134 |
6 | 15535040100 |
7 | 2660540241 |
oct | 713015444 |
9 | 271373140 |
10 | 120331044 |
11 | 61a18549 |
12 | 34370030 |
13 | 1bc11802 |
14 | 11da45c8 |
15 | a86d999 |
hex | 72c1b24 |
120331044 has 18 divisors (see below), whose sum is σ = 304170230. Its totient is φ = 40110336.
The previous prime is 120331039. The next prime is 120331091. The reversal of 120331044 is 440133021.
It can be written as a sum of positive squares in only one way, i.e., 107371044 + 12960000 = 10362^2 + 3600^2 .
It is a tau number, because it is divible by the number of its divisors (18).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1671229 + ... + 1671300.
Almost surely, 2120331044 is an apocalyptic number.
It is an amenable number.
120331044 is an abundant number, since it is smaller than the sum of its proper divisors (183839186).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120331044 is a wasteful number, since it uses less digits than its factorization.
120331044 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3342539 (or 3342534 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
The square root of 120331044 is about 10969.5507656421. The cubic root of 120331044 is about 493.6955677003.
Adding to 120331044 its reverse (440133021), we get a palindrome (560464065).
The spelling of 120331044 in words is "one hundred twenty million, three hundred thirty-one thousand, forty-four".
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