Base | Representation |
---|---|
bin | 111101011010001… |
… | …011101100010011 |
3 | 2122210122022222022 |
4 | 331122023230103 |
5 | 4102222230221 |
6 | 250122202055 |
7 | 34350116510 |
oct | 7532135423 |
9 | 2583568868 |
10 | 1030273811 |
11 | 489620a66 |
12 | 24905332b |
13 | 1355a9998 |
14 | 9ab8c307 |
15 | 606b14ab |
hex | 3d68bb13 |
1030273811 has 4 divisors (see below), whose sum is σ = 1177455792. Its totient is φ = 883091832.
The previous prime is 1030273781. The next prime is 1030273817. The reversal of 1030273811 is 1183720301.
It is a semiprime because it is the product of two primes.
It is a de Polignac number, because none of the positive numbers 2k-1030273811 is a prime.
It is a super-2 number, since 2×10302738112 = 2122928251264927442, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1030273817) 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 in 3 ways as a sum of consecutive naturals, for example, 73590980 + ... + 73590993.
It is an arithmetic number, because the mean of its divisors is an integer number (294363948).
Almost surely, 21030273811 is an apocalyptic number.
1030273811 is a deficient number, since it is larger than the sum of its proper divisors (147181981).
1030273811 is an equidigital number, since it uses as much as digits as its factorization.
1030273811 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 147181980.
The product of its (nonzero) digits is 1008, while the sum is 26.
The square root of 1030273811 is about 32097.8786059141. The cubic root of 1030273811 is about 1009.9911154988.
The spelling of 1030273811 in words is "one billion, thirty million, two hundred seventy-three thousand, eight hundred eleven".
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