Base | Representation |
---|---|
bin | 111100110011000… |
… | …100010111110100 |
3 | 2122002100101200101 |
4 | 330303010113310 |
5 | 4042111121322 |
6 | 245114323444 |
7 | 34164012601 |
oct | 7463042764 |
9 | 2562311611 |
10 | 1020020212 |
11 | 483858312 |
12 | 245729584 |
13 | 133429873 |
14 | 9967d6a8 |
15 | 5e838327 |
hex | 3ccc45f4 |
1020020212 has 6 divisors (see below), whose sum is σ = 1785035378. Its totient is φ = 510010104.
The previous prime is 1020020201. The next prime is 1020020231. The reversal of 1020020212 is 2120200201.
It can be written as a sum of positive squares in only one way, i.e., 852990436 + 167029776 = 29206^2 + 12924^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127502523 + ... + 127502530.
Almost surely, 21020020212 is an apocalyptic number.
It is an amenable number.
1020020212 is a deficient number, since it is larger than the sum of its proper divisors (765015166).
1020020212 is a wasteful number, since it uses less digits than its factorization.
1020020212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 255005057 (or 255005055 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 10.
The square root of 1020020212 is about 31937.7552749093. The cubic root of 1020020212 is about 1006.6293584895.
Adding to 1020020212 its reverse (2120200201), we get a palindrome (3140220413).
The spelling of 1020020212 in words is "one billion, twenty million, twenty thousand, two hundred twelve".
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