Base | Representation |
---|---|
bin | 101111001000010110… |
… | …1100001010110100010 |
3 | 100200020122102101212101 |
4 | 1132100231201112202 |
5 | 3124240244200002 |
6 | 114255102321014 |
7 | 10212062440516 |
oct | 1362055412642 |
9 | 320218371771 |
10 | 101212100002 |
11 | 39a18656842 |
12 | 1774788916a |
13 | 970c97c590 |
14 | 4c82020146 |
15 | 2975865587 |
hex | 1790b615a2 |
101212100002 has 16 divisors (see below), whose sum is σ = 163505015352. Its totient is φ = 46710835200.
The previous prime is 101212099999. The next prime is 101212100009. The reversal of 101212100002 is 200001212101.
It can be written as a sum of positive squares in 4 ways, for example, as 76601079361 + 24611020641 = 276769^2 + 156879^2 .
It is not an unprimeable number, because it can be changed into a prime (101212100009) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 464752 + ... + 646852.
Almost surely, 2101212100002 is an apocalyptic number.
101212100002 is a deficient number, since it is larger than the sum of its proper divisors (62292915350).
101212100002 is a wasteful number, since it uses less digits than its factorization.
101212100002 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 203493.
The product of its (nonzero) digits is 8, while the sum is 10.
Adding to 101212100002 its reverse (200001212101), we get a palindrome (301213312103).
The spelling of 101212100002 in words is "one hundred one billion, two hundred twelve million, one hundred thousand, two".
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