Base | Representation |
---|---|
bin | 111101011010010… |
… | …111011111010011 |
3 | 2122210201210020221 |
4 | 331122113133103 |
5 | 4102230302011 |
6 | 250123213511 |
7 | 34350410416 |
oct | 7532273723 |
9 | 2583653227 |
10 | 1030322131 |
11 | 4896542a3 |
12 | 249077297 |
13 | 1355c5987 |
14 | 9aba1b7d |
15 | 606c0971 |
hex | 3d6977d3 |
1030322131 has 4 divisors (see below), whose sum is σ = 1031126472. Its totient is φ = 1029517792.
The previous prime is 1030322129. The next prime is 1030322159. The reversal of 1030322131 is 1312230301.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 1030322131 - 21 = 1030322129 is a prime.
It is a super-2 number, since 2×10303221312 = 2123127387256762322, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1030326131) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 400246 + ... + 402811.
It is an arithmetic number, because the mean of its divisors is an integer number (257781618).
Almost surely, 21030322131 is an apocalyptic number.
1030322131 is a deficient number, since it is larger than the sum of its proper divisors (804341).
1030322131 is an equidigital number, since it uses as much as digits as its factorization.
1030322131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 804340.
The product of its (nonzero) digits is 108, while the sum is 16.
The square root of 1030322131 is about 32098.6312948076. The cubic root of 1030322131 is about 1010.0069048314.
Adding to 1030322131 its reverse (1312230301), we get a palindrome (2342552432).
The spelling of 1030322131 in words is "one billion, thirty million, three hundred twenty-two thousand, one hundred thirty-one".
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