Base | Representation |
---|---|
bin | 111101011101010… |
… | …101011101000101 |
3 | 2122212012022121101 |
4 | 331131111131011 |
5 | 4102430201404 |
6 | 250152020101 |
7 | 34360131055 |
oct | 7535253505 |
9 | 2585168541 |
10 | 1031100229 |
11 | 48a035955 |
12 | 249391631 |
13 | 135808ba3 |
14 | 9ad25565 |
15 | 607c62a4 |
hex | 3d755745 |
1031100229 has 4 divisors (see below), whose sum is σ = 1032189984. Its totient is φ = 1030010476.
The previous prime is 1031100197. The next prime is 1031100233. The reversal of 1031100229 is 9220011301.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 1031100229 - 25 = 1031100197 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1031100289) 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, 543457 + ... + 545350.
It is an arithmetic number, because the mean of its divisors is an integer number (258047496).
Almost surely, 21031100229 is an apocalyptic number.
It is an amenable number.
1031100229 is a deficient number, since it is larger than the sum of its proper divisors (1089755).
1031100229 is an equidigital number, since it uses as much as digits as its factorization.
1031100229 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1089754.
The product of its (nonzero) digits is 108, while the sum is 19.
The square root of 1031100229 is about 32110.7494306813. The cubic root of 1031100229 is about 1010.2610928434.
The spelling of 1031100229 in words is "one billion, thirty-one million, one hundred thousand, two hundred twenty-nine".
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