Base | Representation |
---|---|
bin | 1110011011011… |
… | …00111011100111 |
3 | 22102202002021100 |
4 | 13031230323213 |
5 | 221441014143 |
6 | 20002051143 |
7 | 2666521131 |
oct | 715547347 |
9 | 272662240 |
10 | 121032423 |
11 | 623574a6 |
12 | 34649ab3 |
13 | 1c0c8b25 |
14 | 12108051 |
15 | a95b6d3 |
hex | 736cee7 |
121032423 has 24 divisors (see below), whose sum is σ = 178860240. Its totient is φ = 78842880.
The previous prime is 121032421. The next prime is 121032433. The reversal of 121032423 is 324230121.
121032423 is a `hidden beast` number, since 1 + 210 + 32 + 423 = 666.
It is not a de Polignac number, because 121032423 - 21 = 121032421 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 121032396 and 121032405.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121032421) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 101893 + ... + 103073.
It is an arithmetic number, because the mean of its divisors is an integer number (7452510).
Almost surely, 2121032423 is an apocalyptic number.
121032423 is a deficient number, since it is larger than the sum of its proper divisors (57827817).
121032423 is a wasteful number, since it uses less digits than its factorization.
121032423 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1439 (or 1436 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
The square root of 121032423 is about 11001.4736740130. The cubic root of 121032423 is about 494.6529186145.
Adding to 121032423 its reverse (324230121), we get a palindrome (445262544).
It can be divided in two parts, 1210 and 32423, that added together give a palindrome (33633).
The spelling of 121032423 in words is "one hundred twenty-one million, thirty-two thousand, four hundred twenty-three".
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