Base | Representation |
---|---|
bin | 11111000000000001000… |
… | …010100000001100100101 |
3 | 21112122201202012100212221 |
4 | 133000001002200030211 |
5 | 234400344212242242 |
6 | 4310353412512341 |
7 | 306624226350103 |
oct | 37000102401445 |
9 | 7478652170787 |
10 | 2130321212197 |
11 | 751511872442 |
12 | 2a4a5431b6b1 |
13 | 125b71b52a99 |
14 | 75172890c73 |
15 | 3a634140167 |
hex | 1f0010a0325 |
2130321212197 has 16 divisors (see below), whose sum is σ = 2247532738560. Its totient is φ = 2013623842032.
The previous prime is 2130321212191. The next prime is 2130321212213. The reversal of 2130321212197 is 7912121230312.
It is a cyclic number.
It is not a de Polignac number, because 2130321212197 - 215 = 2130321179429 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2130321212191) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14800458 + ... + 14943700.
It is an arithmetic number, because the mean of its divisors is an integer number (140470796160).
Almost surely, 22130321212197 is an apocalyptic number.
It is an amenable number.
2130321212197 is a deficient number, since it is larger than the sum of its proper divisors (117211526363).
2130321212197 is a wasteful number, since it uses less digits than its factorization.
2130321212197 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 145032.
The product of its (nonzero) digits is 9072, while the sum is 34.
The spelling of 2130321212197 in words is "two trillion, one hundred thirty billion, three hundred twenty-one million, two hundred twelve thousand, one hundred ninety-seven".
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