Base | Representation |
---|---|
bin | 111110111100010… |
… | …1011111110110100 |
3 | 12110012010100002112 |
4 | 1331320223332310 |
5 | 13311133342322 |
6 | 545323430152 |
7 | 103223544002 |
oct | 17570537664 |
9 | 5405110075 |
10 | 2112012212 |
11 | 9941a3042 |
12 | 4ab385358 |
13 | 27873558b |
14 | 1606d5a72 |
15 | c563b5e2 |
hex | 7de2bfb4 |
2112012212 has 12 divisors (see below), whose sum is σ = 3732616356. Its totient is φ = 1045550400.
The previous prime is 2112012193. The next prime is 2112012223. The reversal of 2112012212 is 2122102112.
It can be written as a sum of positive squares in 2 ways, for example, as 1834922896 + 277089316 = 42836^2 + 16646^2 .
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, 2613473 + ... + 2614280.
It is an arithmetic number, because the mean of its divisors is an integer number (311051363).
Almost surely, 22112012212 is an apocalyptic number.
It is an amenable number.
2112012212 is a deficient number, since it is larger than the sum of its proper divisors (1620604144).
2112012212 is a wasteful number, since it uses less digits than its factorization.
2112012212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5227858 (or 5227856 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 14.
The square root of 2112012212 is about 45956.6340368831. The cubic root of 2112012212 is about 1283.0162048729.
Adding to 2112012212 its reverse (2122102112), we get a palindrome (4234114324).
The spelling of 2112012212 in words is "two billion, one hundred twelve million, twelve thousand, two hundred twelve".
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