Base | Representation |
---|---|
bin | 11101111110101111111… |
… | …00110100110101000101 |
3 | 10122110220211221122201000 |
4 | 32333113330310311011 |
5 | 113334141234331323 |
6 | 2105121455323513 |
7 | 134265224325204 |
oct | 16772774646505 |
9 | 3573824848630 |
10 | 1030120230213 |
11 | 367965018738 |
12 | 147789220599 |
13 | 761a8538579 |
14 | 37c0282b23b |
15 | 1bbe0bdde43 |
hex | efd7f34d45 |
1030120230213 has 32 divisors (see below), whose sum is σ = 1548867358080. Its totient is φ = 676550223360.
The previous prime is 1030120230193. The next prime is 1030120230233. The reversal of 1030120230213 is 3120320210301.
1030120230213 is a `hidden beast` number, since 103 + 0 + 120 + 230 + 213 = 666.
It is an interprime number because it is at equal distance from previous prime (1030120230193) and next prime (1030120230233).
It is not a de Polignac number, because 1030120230213 - 218 = 1030119968069 is a prime.
It is a super-2 number, since 2×10301202302132 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1030120230233) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 139983 + ... + 1442163.
It is an arithmetic number, because the mean of its divisors is an integer number (48402104940).
Almost surely, 21030120230213 is an apocalyptic number.
It is an amenable number.
1030120230213 is a deficient number, since it is larger than the sum of its proper divisors (518747127867).
1030120230213 is a wasteful number, since it uses less digits than its factorization.
1030120230213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1302626 (or 1302620 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 1030120230213 its reverse (3120320210301), we get a palindrome (4150440440514).
The spelling of 1030120230213 in words is "one trillion, thirty billion, one hundred twenty million, two hundred thirty thousand, two hundred thirteen".
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