Base | Representation |
---|---|
bin | 1110010101010… |
… | …01000101100100 |
3 | 22101020022220000 |
4 | 13022221011210 |
5 | 221234331434 |
6 | 15532541300 |
7 | 2656640331 |
oct | 712510544 |
9 | 271208800 |
10 | 120230244 |
11 | 61959842 |
12 | 34321830 |
13 | 1bba7974 |
14 | 11d79988 |
15 | a84db99 |
hex | 72a9164 |
120230244 has 60 divisors (see below), whose sum is σ = 315399084. Its totient is φ = 39937536.
The previous prime is 120230237. The next prime is 120230281. The reversal of 120230244 is 442032021.
It can be written as a sum of positive squares in 2 ways, for example, as 64160100 + 56070144 = 8010^2 + 7488^2 .
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 19 ways as a sum of consecutive naturals, for example, 139864 + ... + 140720.
Almost surely, 2120230244 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 120230244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (157699542).
120230244 is an abundant number, since it is smaller than the sum of its proper divisors (195168840).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120230244 is a wasteful number, since it uses less digits than its factorization.
120230244 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1306 (or 1295 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 18.
The square root of 120230244 is about 10964.9552666666. The cubic root of 120230244 is about 493.5576747294.
Adding to 120230244 its reverse (442032021), we get a palindrome (562262265).
The spelling of 120230244 in words is "one hundred twenty million, two hundred thirty thousand, two hundred forty-four".
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