Base | Representation |
---|---|
bin | 101011010001100… |
… | …0100000110100101 |
3 | 10202012020220000120 |
4 | 1112203010012211 |
5 | 10433210014141 |
6 | 400030032153 |
7 | 50661033450 |
oct | 12643040645 |
9 | 3665226016 |
10 | 1452032421 |
11 | 6856a84a4 |
12 | 346348659 |
13 | 1a1a98ca8 |
14 | dabb8497 |
15 | 87721c66 |
hex | 568c41a5 |
1452032421 has 32 divisors (see below), whose sum is σ = 2368588800. Its totient is φ = 772727040.
The previous prime is 1452032411. The next prime is 1452032443. The reversal of 1452032421 is 1242302541.
It is not a de Polignac number, because 1452032421 - 27 = 1452032293 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1452032391 and 1452032400.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1452032401) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7300 + ... + 54381.
It is an arithmetic number, because the mean of its divisors is an integer number (74018400).
Almost surely, 21452032421 is an apocalyptic number.
It is an amenable number.
1452032421 is a deficient number, since it is larger than the sum of its proper divisors (916556379).
1452032421 is a wasteful number, since it uses less digits than its factorization.
1452032421 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 61769.
The product of its (nonzero) digits is 1920, while the sum is 24.
The square root of 1452032421 is about 38105.5431794378. The cubic root of 1452032421 is about 1132.3797762334.
Adding to 1452032421 its reverse (1242302541), we get a palindrome (2694334962).
The spelling of 1452032421 in words is "one billion, four hundred fifty-two million, thirty-two thousand, four hundred twenty-one".
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