Base | Representation |
---|---|
bin | 111101011001001… |
… | …001010110111111 |
3 | 2122210010112021100 |
4 | 331121021112333 |
5 | 4102140031421 |
6 | 250112304143 |
7 | 34344605415 |
oct | 7531112677 |
9 | 2583115240 |
10 | 1030002111 |
11 | 489455916 |
12 | 248b42053 |
13 | 135513108 |
14 | 9ab1b2b5 |
15 | 6065ac26 |
hex | 3d6495bf |
1030002111 has 12 divisors (see below), whose sum is σ = 1497259192. Its totient is φ = 682293456.
The previous prime is 1030002107. The next prime is 1030002121. The reversal of 1030002111 is 1112000301.
It is not a de Polignac number, because 1030002111 - 22 = 1030002107 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1030002093 and 1030002102.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1030002101) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 363061 + ... + 365886.
Almost surely, 21030002111 is an apocalyptic number.
1030002111 is a deficient number, since it is larger than the sum of its proper divisors (467257081).
1030002111 is a wasteful number, since it uses less digits than its factorization.
1030002111 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 729110 (or 729107 counting only the distinct ones).
The product of its (nonzero) digits is 6, while the sum is 9.
The square root of 1030002111 is about 32093.6459599093. The cubic root of 1030002111 is about 1009.9023239855.
Adding to 1030002111 its reverse (1112000301), we get a palindrome (2142002412).
It can be divided in two parts, 103000 and 2111, that added together give a triangular number (105111 = T458).
The spelling of 1030002111 in words is "one billion, thirty million, two thousand, one hundred eleven".
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