Base | Representation |
---|---|
bin | 111100010110000… |
… | …111010110101001 |
3 | 2121120001210012122 |
4 | 330112013112221 |
5 | 4033140231444 |
6 | 244243521025 |
7 | 34042341455 |
oct | 7426072651 |
9 | 2546053178 |
10 | 1012430249 |
11 | 47a543916 |
12 | 243089175 |
13 | 13199cc6c |
14 | 98665665 |
15 | 5dd394ee |
hex | 3c5875a9 |
1012430249 has 2 divisors, whose sum is σ = 1012430250. Its totient is φ = 1012430248.
The previous prime is 1012430239. The next prime is 1012430273. The reversal of 1012430249 is 9420342101.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 964723600 + 47706649 = 31060^2 + 6907^2 .
It is a cyclic number.
It is not a de Polignac number, because 1012430249 - 224 = 995653033 is a prime.
It is not a weakly prime, because it can be changed into another prime (1012430239) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506215124 + 506215125.
It is an arithmetic number, because the mean of its divisors is an integer number (506215125).
Almost surely, 21012430249 is an apocalyptic number.
It is an amenable number.
1012430249 is a deficient number, since it is larger than the sum of its proper divisors (1).
1012430249 is an equidigital number, since it uses as much as digits as its factorization.
1012430249 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1728, while the sum is 26.
The square root of 1012430249 is about 31818.7091032933. The cubic root of 1012430249 is about 1004.1263660171.
The spelling of 1012430249 in words is "one billion, twelve million, four hundred thirty thousand, two hundred forty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.079 sec. • engine limits •