Base | Representation |
---|---|
bin | 1110010110100… |
… | …10000111001010 |
3 | 22101112212101122 |
4 | 13023102013022 |
5 | 221310221112 |
6 | 15540315242 |
7 | 2661240254 |
oct | 713220712 |
9 | 271485348 |
10 | 120398282 |
11 | 61a64014 |
12 | 343a2b22 |
13 | 1bc362b4 |
14 | 11dc0cd4 |
15 | a883872 |
hex | 72d21ca |
120398282 has 4 divisors (see below), whose sum is σ = 180597426. Its totient is φ = 60199140.
The previous prime is 120398251. The next prime is 120398287. The reversal of 120398282 is 282893021.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 282893021 = 101 ⋅2800921.
It can be written as a sum of positive squares in only one way, i.e., 77246521 + 43151761 = 8789^2 + 6569^2 .
It is not an unprimeable number, because it can be changed into a prime (120398287) 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 as a sum of consecutive naturals, namely, 30099569 + ... + 30099572.
Almost surely, 2120398282 is an apocalyptic number.
120398282 is a deficient number, since it is larger than the sum of its proper divisors (60199144).
120398282 is an equidigital number, since it uses as much as digits as its factorization.
120398282 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 60199143.
The product of its (nonzero) digits is 13824, while the sum is 35.
The square root of 120398282 is about 10972.6150939509. The cubic root of 120398282 is about 493.7875055204.
The spelling of 120398282 in words is "one hundred twenty million, three hundred ninety-eight thousand, two hundred eighty-two".
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