Base | Representation |
---|---|
bin | 1110011011010… |
… | …10101100000000 |
3 | 22102201121122221 |
4 | 13031222230000 |
5 | 221440220412 |
6 | 20001540424 |
7 | 2666452261 |
oct | 715525400 |
9 | 272647587 |
10 | 121023232 |
11 | 62350600 |
12 | 34644714 |
13 | 1c0c48a5 |
14 | 12104968 |
15 | a958b07 |
hex | 736ab00 |
121023232 has 54 divisors (see below), whose sum is σ = 265599404. Its totient is φ = 54996480.
The previous prime is 121023209. The next prime is 121023257. The reversal of 121023232 is 232320121.
It is a Harshad number since it is a multiple of its sum of digits (16).
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, 29023 + ... + 32929.
Almost surely, 2121023232 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 121023232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (132799702).
121023232 is an abundant number, since it is smaller than the sum of its proper divisors (144576172).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121023232 is an equidigital number, since it uses as much as digits as its factorization.
121023232 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3945 (or 3920 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 121023232 is about 11001.0559493169. The cubic root of 121023232 is about 494.6403972588.
Adding to 121023232 its reverse (232320121), we get a palindrome (353343353).
It can be divided in two parts, 1210 and 23232, that added together give a palindrome (24442).
The spelling of 121023232 in words is "one hundred twenty-one million, twenty-three thousand, two hundred thirty-two".
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