Base | Representation |
---|---|
bin | 10110101111100100… |
… | …01101110111000001 |
3 | 1011111221122102112200 |
4 | 23113302031313001 |
5 | 200001302400001 |
6 | 5335334543413 |
7 | 611402662506 |
oct | 132762156701 |
9 | 34457572480 |
10 | 12210200001 |
11 | 51a6380a8a |
12 | 2449207b69 |
13 | 11c788071c |
14 | 83b8d74ad |
15 | 4b6e42086 |
hex | 2d7c8ddc1 |
12210200001 has 6 divisors (see below), whose sum is σ = 17636955570. Its totient is φ = 8140133328.
The previous prime is 12210199987. The next prime is 12210200027. The reversal of 12210200001 is 10000201221.
It can be written as a sum of positive squares in only one way, i.e., 10857431601 + 1352768400 = 104199^2 + 36780^2 .
It is not a de Polignac number, because 12210200001 - 226 = 12143091137 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 1356688889 = 12210200001 / (1 + 2 + 2 + 1 + 0 + 2 + 0 + 0 + 0 + 0 + 1).
It is not an unprimeable number, because it can be changed into a prime (12210200081) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 678344436 + ... + 678344453.
It is an arithmetic number, because the mean of its divisors is an integer number (2939492595).
Almost surely, 212210200001 is an apocalyptic number.
It is an amenable number.
12210200001 is a deficient number, since it is larger than the sum of its proper divisors (5426755569).
12210200001 is a wasteful number, since it uses less digits than its factorization.
12210200001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1356688895 (or 1356688892 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 9.
Adding to 12210200001 its reverse (10000201221), we get a palindrome (22210401222).
The spelling of 12210200001 in words is "twelve billion, two hundred ten million, two hundred thousand, one".
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