Base | Representation |
---|---|
bin | 11001000010010… |
… | …000111110110001 |
3 | 1002021100102221101 |
4 | 121002100332301 |
5 | 1330011233431 |
6 | 105402324401 |
7 | 13260101320 |
oct | 3102207661 |
9 | 1067312841 |
10 | 420024241 |
11 | 1a610247a |
12 | b87b9701 |
13 | 69032a70 |
14 | 3dad80b7 |
15 | 26d1b961 |
hex | 19090fb1 |
420024241 has 32 divisors (see below), whose sum is σ = 546748160. Its totient is φ = 313341696.
The previous prime is 420024233. The next prime is 420024247. The reversal of 420024241 is 142420024.
It is a cyclic number.
It is not a de Polignac number, because 420024241 - 23 = 420024233 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (19).
It is not an unprimeable number, because it can be changed into a prime (420024247) 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, 478495 + ... + 479371.
It is an arithmetic number, because the mean of its divisors is an integer number (17085880).
Almost surely, 2420024241 is an apocalyptic number.
It is an amenable number.
420024241 is a deficient number, since it is larger than the sum of its proper divisors (126723919).
420024241 is a wasteful number, since it uses less digits than its factorization.
420024241 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1193.
The product of its (nonzero) digits is 512, while the sum is 19.
The square root of 420024241 is about 20494.4929432275. The cubic root of 420024241 is about 748.9016462030.
Adding to 420024241 its reverse (142420024), we get a palindrome (562444265).
It can be divided in two parts, 4200 and 24241, that added together give a triangular number (28441 = T238).
The spelling of 420024241 in words is "four hundred twenty million, twenty-four thousand, two hundred forty-one".
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