Base | Representation |
---|---|
bin | 1100001110110011001… |
… | …1110111110110101010 |
3 | 202002101102101201220200 |
4 | 3003230303313312222 |
5 | 11420322122420211 |
6 | 240311050133030 |
7 | 21116152602630 |
oct | 3035463676652 |
9 | 662342351820 |
10 | 210131451306 |
11 | 811307a9557 |
12 | 34884721176 |
13 | 16a7a31288a |
14 | a2558a1350 |
15 | 56ecb4ab56 |
hex | 30eccf7daa |
210131451306 has 96 divisors (see below), whose sum is σ = 546302240640. Its totient is φ = 57102046848.
The previous prime is 210131451289. The next prime is 210131451329. The reversal of 210131451306 is 603154131012.
It is a happy number.
210131451306 is a `hidden beast` number, since 2 + 10 + 131 + 4 + 513 + 0 + 6 = 666.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 210131451306.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 184341 + ... + 673976.
It is an arithmetic number, because the mean of its divisors is an integer number (5690648340).
Almost surely, 2210131451306 is an apocalyptic number.
210131451306 is an abundant number, since it is smaller than the sum of its proper divisors (336170789334).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
210131451306 is a wasteful number, since it uses less digits than its factorization.
210131451306 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 858428 (or 858425 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 27.
Adding to 210131451306 its reverse (603154131012), we get a palindrome (813285582318).
The spelling of 210131451306 in words is "two hundred ten billion, one hundred thirty-one million, four hundred fifty-one thousand, three hundred six".
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