Base | Representation |
---|---|
bin | 111111001111011… |
… | …0010011010000010 |
3 | 12110212220202202200 |
4 | 1332132302122002 |
5 | 13321213000002 |
6 | 550321454030 |
7 | 103404462633 |
oct | 17636623202 |
9 | 5425822680 |
10 | 2122000002 |
11 | 9998a5011 |
12 | 4b27a1316 |
13 | 27a821705 |
14 | 161b7588a |
15 | c6460b1c |
hex | 7e7b2682 |
2122000002 has 12 divisors (see below), whose sum is σ = 4597666710. Its totient is φ = 707333328.
The previous prime is 2121999973. The next prime is 2122000019. The reversal of 2122000002 is 2000002212.
It can be written as a sum of positive squares in only one way, i.e., 1503035361 + 618964641 = 38769^2 + 24879^2 .
It is a Harshad number since it is a multiple of its sum of digits (9).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 58944427 + ... + 58944462.
Almost surely, 22122000002 is an apocalyptic number.
2122000002 is an abundant number, since it is smaller than the sum of its proper divisors (2475666708).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2122000002 is a wasteful number, since it uses less digits than its factorization.
2122000002 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 117888897 (or 117888894 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 9.
The square root of 2122000002 is about 46065.1712468325. The cubic root of 2122000002 is about 1285.0355033668.
Adding to 2122000002 its reverse (2000002212), we get a palindrome (4122002214).
It can be divided in two parts, 212 and 2000002, that multiplied together give a palindrome (424000424).
The spelling of 2122000002 in words is "two billion, one hundred twenty-two million, two", and thus it is an aban number.
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