Base | Representation |
---|---|
bin | 1110011100111… |
… | …01101010010111 |
3 | 22110010020001221 |
4 | 13032131222113 |
5 | 222013411043 |
6 | 20010231211 |
7 | 3001312063 |
oct | 716355227 |
9 | 273106057 |
10 | 121232023 |
11 | 62483460 |
12 | 34725507 |
13 | 1c168933 |
14 | 1215aaa3 |
15 | a99a8ed |
hex | 739da97 |
121232023 has 8 divisors (see below), whose sum is σ = 132387840. Its totient is φ = 110098680.
The previous prime is 121232021. The next prime is 121232029. The reversal of 121232023 is 320232121.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 121232023 - 21 = 121232021 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 121231988 and 121232006.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121232021) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 6888 + ... + 17026.
It is an arithmetic number, because the mean of its divisors is an integer number (16548480).
Almost surely, 2121232023 is an apocalyptic number.
121232023 is a deficient number, since it is larger than the sum of its proper divisors (11155817).
121232023 is a wasteful number, since it uses less digits than its factorization.
121232023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11237.
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 121232023 is about 11010.5414489933. The cubic root of 121232023 is about 494.9246873823.
Adding to 121232023 its reverse (320232121), we get a palindrome (441464144).
The spelling of 121232023 in words is "one hundred twenty-one million, two hundred thirty-two thousand, twenty-three".
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