Base | Representation |
---|---|
bin | 100011110010111… |
… | …1010001111101000 |
3 | 10002201010020012112 |
4 | 1013211322033220 |
5 | 4424441321412 |
6 | 315104101452 |
7 | 41523232154 |
oct | 10745721750 |
9 | 3081106175 |
10 | 1201120232 |
11 | 567001454 |
12 | 296304888 |
13 | 161ac7340 |
14 | b5742064 |
15 | 706ac722 |
hex | 4797a3e8 |
1201120232 has 16 divisors (see below), whose sum is σ = 2425339140. Its totient is φ = 554363136.
The previous prime is 1201120201. The next prime is 1201120241. The reversal of 1201120232 is 2320211021.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 1160492356 + 40627876 = 34066^2 + 6374^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5774513 + ... + 5774720.
Almost surely, 21201120232 is an apocalyptic number.
It is an amenable number.
1201120232 is an abundant number, since it is smaller than the sum of its proper divisors (1224218908).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1201120232 is a wasteful number, since it uses less digits than its factorization.
1201120232 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11549252 (or 11549248 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 14.
The square root of 1201120232 is about 34657.1815357221. The cubic root of 1201120232 is about 1062.9891397091.
Adding to 1201120232 its reverse (2320211021), we get a palindrome (3521331253).
The spelling of 1201120232 in words is "one billion, two hundred one million, one hundred twenty thousand, two hundred thirty-two".
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