Base | Representation |
---|---|
bin | 111111001011100… |
… | …1101000110110100 |
3 | 12110202011210000211 |
4 | 1332113031012310 |
5 | 13320210342322 |
6 | 550211115204 |
7 | 103351543423 |
oct | 17627150664 |
9 | 5422153024 |
10 | 2120012212 |
11 | 99876760a |
12 | 4b1ba2b04 |
13 | 27a2a69c6 |
14 | 1617b92ba |
15 | c61bbb77 |
hex | 7e5cd1b4 |
2120012212 has 24 divisors (see below), whose sum is σ = 3911253696. Its totient is φ = 1003461888.
The previous prime is 2120012203. The next prime is 2120012227. The reversal of 2120012212 is 2122100212.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 2120012192 and 2120012201.
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, 109858 + ... + 127705.
It is an arithmetic number, because the mean of its divisors is an integer number (162968904).
Almost surely, 22120012212 is an apocalyptic number.
It is an amenable number.
2120012212 is a deficient number, since it is larger than the sum of its proper divisors (1791241484).
2120012212 is a wasteful number, since it uses less digits than its factorization.
2120012212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 237687 (or 237685 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 13.
The square root of 2120012212 is about 46043.5903465401. The cubic root of 2120012212 is about 1284.6341243621.
Adding to 2120012212 its reverse (2122100212), we get a palindrome (4242112424).
The spelling of 2120012212 in words is "two billion, one hundred twenty million, twelve thousand, two hundred twelve".
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