Base | Representation |
---|---|
bin | 11101001000100000110… |
… | …00011100001010001110 |
3 | 10112200202120021120220121 |
4 | 32210100120130022032 |
5 | 112400023032102342 |
6 | 2043504251335154 |
7 | 132214524333502 |
oct | 16442030341216 |
9 | 3480676246817 |
10 | 1001002222222 |
11 | 356582727322 |
12 | 1420017514ba |
13 | 73517b03342 |
14 | 3663d5b2302 |
15 | 1b089736067 |
hex | e91061c28e |
1001002222222 has 8 divisors (see below), whose sum is σ = 1502003676672. Its totient is φ = 500334330000.
The previous prime is 1001002222219. The next prime is 1001002222243. The reversal of 1001002222222 is 2222222001001.
It is a sphenic number, since it is the product of 3 distinct primes.
1001002222222 is a modest number, since divided by 2222222 gives 100100 as remainder.
It is a junction number, because it is equal to n+sod(n) for n = 1001002222196 and 1001002222205.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83383054 + ... + 83395057.
It is an arithmetic number, because the mean of its divisors is an integer number (187750459584).
Almost surely, 21001002222222 is an apocalyptic number.
1001002222222 is a deficient number, since it is larger than the sum of its proper divisors (501001454450).
1001002222222 is a wasteful number, since it uses less digits than its factorization.
1001002222222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 166781114.
The product of its (nonzero) digits is 128, while the sum is 16.
Adding to 1001002222222 its reverse (2222222001001), we get a palindrome (3223224223223).
The spelling of 1001002222222 in words is "one trillion, one billion, two million, two hundred twenty-two thousand, two hundred twenty-two".
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