Base | Representation |
---|---|
bin | 111100010101101… |
… | …010100010111101 |
3 | 2121112211210100102 |
4 | 330111222202331 |
5 | 4033122443003 |
6 | 244241210445 |
7 | 34041340451 |
oct | 7425524275 |
9 | 2545753312 |
10 | 1012312253 |
11 | 47a4731a7 |
12 | 243030a25 |
13 | 13195b344 |
14 | 98634661 |
15 | 5dd14588 |
hex | 3c56a8bd |
1012312253 has 2 divisors, whose sum is σ = 1012312254. Its totient is φ = 1012312252.
The previous prime is 1012312247. The next prime is 1012312307. The reversal of 1012312253 is 3522132101.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1010413369 + 1898884 = 31787^2 + 1378^2 .
It is a cyclic number.
It is not a de Polignac number, because 1012312253 - 24 = 1012312237 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1012312453) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506156126 + 506156127.
It is an arithmetic number, because the mean of its divisors is an integer number (506156127).
Almost surely, 21012312253 is an apocalyptic number.
It is an amenable number.
1012312253 is a deficient number, since it is larger than the sum of its proper divisors (1).
1012312253 is an equidigital number, since it uses as much as digits as its factorization.
1012312253 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 360, while the sum is 20.
The square root of 1012312253 is about 31816.8548571351. The cubic root of 1012312253 is about 1004.0873550999.
Adding to 1012312253 its reverse (3522132101), we get a palindrome (4534444354).
The spelling of 1012312253 in words is "one billion, twelve million, three hundred twelve thousand, two hundred fifty-three".
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