Base | Representation |
---|---|
bin | 100100100000100… |
… | …1101001101110011 |
3 | 10011101011010211221 |
4 | 1021001031031303 |
5 | 10002103144133 |
6 | 321321045511 |
7 | 42233531134 |
oct | 11101151563 |
9 | 3141133757 |
10 | 1225053043 |
11 | 579568535 |
12 | 2a2326897 |
13 | 166a56876 |
14 | b89b1c8b |
15 | 72838a2d |
hex | 4904d373 |
1225053043 has 2 divisors, whose sum is σ = 1225053044. Its totient is φ = 1225053042.
The previous prime is 1225053029. The next prime is 1225053047. The reversal of 1225053043 is 3403505221.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 1225053043 - 213 = 1225044851 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1225052999 and 1225053017.
It is not a weakly prime, because it can be changed into another prime (1225053047) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 612526521 + 612526522.
It is an arithmetic number, because the mean of its divisors is an integer number (612526522).
Almost surely, 21225053043 is an apocalyptic number.
1225053043 is a deficient number, since it is larger than the sum of its proper divisors (1).
1225053043 is an equidigital number, since it uses as much as digits as its factorization.
1225053043 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 3600, while the sum is 25.
The square root of 1225053043 is about 35000.7577489402. The cubic root of 1225053043 is about 1070.0029239737.
Adding to 1225053043 its reverse (3403505221), we get a palindrome (4628558264).
The spelling of 1225053043 in words is "one billion, two hundred twenty-five million, fifty-three thousand, forty-three".
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