Base | Representation |
---|---|
bin | 1100001111011011111… |
… | …0111101100010001000 |
3 | 202002211022120010111100 |
4 | 3003312332331202020 |
5 | 11421144321132222 |
6 | 240340024301400 |
7 | 21123324420231 |
oct | 3036676754210 |
9 | 662738503440 |
10 | 210302130312 |
11 | 8120908518a |
12 | 34911911860 |
13 | 16aa67a1c81 |
14 | a270410088 |
15 | 570cb124ac |
hex | 30f6fbd888 |
210302130312 has 48 divisors (see below), whose sum is σ = 569597209740. Its totient is φ = 70097148288.
The previous prime is 210302130307. The next prime is 210302130329. The reversal of 210302130312 is 213031203012.
210302130312 is a `hidden beast` number, since 21 + 0 + 302 + 1 + 30 + 312 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 210070055556 + 232074756 = 458334^2 + 15234^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1619178 + ... + 1744230.
Almost surely, 2210302130312 is an apocalyptic number.
It is an amenable number.
210302130312 is an abundant number, since it is smaller than the sum of its proper divisors (359295079428).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
210302130312 is a wasteful number, since it uses less digits than its factorization.
210302130312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 148422 (or 148415 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 210302130312 its reverse (213031203012), we get a palindrome (423333333324).
The spelling of 210302130312 in words is "two hundred ten billion, three hundred two million, one hundred thirty thousand, three hundred twelve".
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