Base | Representation |
---|---|
bin | 111011100111100… |
… | …000011010011010 |
3 | 2120201002001002102 |
4 | 323213200122122 |
5 | 4022023241442 |
6 | 243130003402 |
7 | 33533443220 |
oct | 7347403232 |
9 | 2521061072 |
10 | 1000212122 |
11 | 473659198 |
12 | 23ab76562 |
13 | 12c2b28c0 |
14 | 96ba4b10 |
15 | 5cc24232 |
hex | 3b9e069a |
1000212122 has 64 divisors (see below), whose sum is σ = 1882890240. Its totient is φ = 387991296.
The previous prime is 1000212107. The next prime is 1000212133. The reversal of 1000212122 is 2212120001.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2519228 + ... + 2519624.
It is an arithmetic number, because the mean of its divisors is an integer number (29420160).
Almost surely, 21000212122 is an apocalyptic number.
1000212122 is a deficient number, since it is larger than the sum of its proper divisors (882678118).
1000212122 is a wasteful number, since it uses less digits than its factorization.
1000212122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 655.
The product of its (nonzero) digits is 16, while the sum is 11.
The square root of 1000212122 is about 31626.1303671505. The cubic root of 1000212122 is about 1000.0707023344.
Adding to 1000212122 its reverse (2212120001), we get a palindrome (3212332123).
The spelling of 1000212122 in words is "one billion, two hundred twelve thousand, one hundred twenty-two".
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