Base | Representation |
---|---|
bin | 10010101000101100… |
… | …000110011100101110 |
3 | 1220122112100102201102 |
4 | 102220230012130232 |
5 | 311440030032342 |
6 | 13105323443102 |
7 | 1305603132620 |
oct | 225054063456 |
9 | 56575312642 |
10 | 20010002222 |
11 | 8539140921 |
12 | 3a65386492 |
13 | 1b6b79a502 |
14 | d7b76ac10 |
15 | 7c1a94832 |
hex | 4a8b0672e |
20010002222 has 16 divisors (see below), whose sum is σ = 34305031680. Its totient is φ = 8575172568.
The previous prime is 20010002219. The next prime is 20010002273. The reversal of 20010002222 is 22220001002.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 250679 + ... + 320717.
It is an arithmetic number, because the mean of its divisors is an integer number (2144064480).
Almost surely, 220010002222 is an apocalyptic number.
20010002222 is a deficient number, since it is larger than the sum of its proper divisors (14295029458).
20010002222 is a wasteful number, since it uses less digits than its factorization.
20010002222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 90455.
The product of its (nonzero) digits is 32, while the sum is 11.
Adding to 20010002222 its reverse (22220001002), we get a palindrome (42230003224).
The spelling of 20010002222 in words is "twenty billion, ten million, two thousand, two hundred twenty-two".
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