Base | Representation |
---|---|
bin | 1110011101011… |
… | …10100011110100 |
3 | 22110020202000101 |
4 | 13032232203310 |
5 | 222023114421 |
6 | 20011523444 |
7 | 3002020630 |
oct | 716564364 |
9 | 273222011 |
10 | 121301236 |
11 | 62520461 |
12 | 34759584 |
13 | 1c1912a4 |
14 | 12177dc0 |
15 | a9b1191 |
hex | 73ae8f4 |
121301236 has 12 divisors (see below), whose sum is σ = 242602528. Its totient is φ = 51986232.
The previous prime is 121301231. The next prime is 121301249. The reversal of 121301236 is 632103121.
121301236 is an admirable number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121301231) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2166066 + ... + 2166121.
Almost surely, 2121301236 is an apocalyptic number.
It is an amenable number.
121301236 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121301236 is a wasteful number, since it uses less digits than its factorization.
121301236 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4332198 (or 4332196 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 19.
The square root of 121301236 is about 11013.6840339643. The cubic root of 121301236 is about 495.0188558610.
Adding to 121301236 its reverse (632103121), we get a palindrome (753404357).
It can be divided in two parts, 12130 and 1236, that added together give a triangular number (13366 = T163).
The spelling of 121301236 in words is "one hundred twenty-one million, three hundred one thousand, two hundred thirty-six".
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