Base | Representation |
---|---|
bin | 100100011111100… |
… | …1101101100110101 |
3 | 10011100011121101102 |
4 | 1020333031230311 |
5 | 10001434440431 |
6 | 321301535445 |
7 | 42226224320 |
oct | 11077155465 |
9 | 3140147342 |
10 | 1224530741 |
11 | 579241085 |
12 | 2a2114585 |
13 | 166902c05 |
14 | b88b77b7 |
15 | 72783dcb |
hex | 48fcdb35 |
1224530741 has 16 divisors (see below), whose sum is σ = 1464977664. Its totient is φ = 1000754304.
The previous prime is 1224530719. The next prime is 1224530761. The reversal of 1224530741 is 1470354221.
It is a cyclic number.
It is not a de Polignac number, because 1224530741 - 222 = 1220336437 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1224530701) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39041 + ... + 63033.
It is an arithmetic number, because the mean of its divisors is an integer number (91561104).
Almost surely, 21224530741 is an apocalyptic number.
It is an amenable number.
1224530741 is a deficient number, since it is larger than the sum of its proper divisors (240446923).
1224530741 is a wasteful number, since it uses less digits than its factorization.
1224530741 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24340.
The product of its (nonzero) digits is 6720, while the sum is 29.
The square root of 1224530741 is about 34993.2956578828. The cubic root of 1224530741 is about 1069.8508369238.
Adding to 1224530741 its reverse (1470354221), we get a palindrome (2694884962).
The spelling of 1224530741 in words is "one billion, two hundred twenty-four million, five hundred thirty thousand, seven hundred forty-one".
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