Base | Representation |
---|---|
bin | 10111011011010011010011… |
… | …011100101001111110111100 |
3 | 111111210200121002011121010000 |
4 | 113123103103130221332330 |
5 | 102001030421042013040 |
6 | 1003043520155314300 |
7 | 30462521516421666 |
oct | 2733232334517674 |
9 | 444720532147100 |
10 | 103031223001020 |
11 | 2a913329402726 |
12 | b68018414b990 |
13 | 4564a58526782 |
14 | 1b62a4874d536 |
15 | bda12a1bd130 |
hex | 5db4d3729fbc |
103031223001020 has 120 divisors (see below), whose sum is σ = 323224488595008. Its totient is φ = 27473996016000.
The previous prime is 103031223001013. The next prime is 103031223001051. The reversal of 103031223001020 is 20100322130301.
103031223001020 is a `hidden beast` number, since 1 + 0 + 30 + 312 + 2 + 300 + 1 + 0 + 20 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 103031223000984 and 103031223001002.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 44059885 + ... + 46339355.
Almost surely, 2103031223001020 is an apocalyptic number.
103031223001020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
103031223001020 is an abundant number, since it is smaller than the sum of its proper divisors (220193265593988).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
103031223001020 is a wasteful number, since it uses less digits than its factorization.
103031223001020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2307393 (or 2307382 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 103031223001020 its reverse (20100322130301), we get a palindrome (123131545131321).
The spelling of 103031223001020 in words is "one hundred three trillion, thirty-one billion, two hundred twenty-three million, one thousand, twenty".
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