Base | Representation |
---|---|
bin | 111000111010001001… |
… | …0010001001001000010 |
3 | 102200110000201202220211 |
4 | 1301310102101021002 |
5 | 4000241231431041 |
6 | 132050441024334 |
7 | 11554323054661 |
oct | 1616422211102 |
9 | 380400652824 |
10 | 122210030146 |
11 | 47913415516 |
12 | 1b827a850aa |
13 | b6a801b209 |
14 | 5cb4a74dd8 |
15 | 32a4004481 |
hex | 1c74491242 |
122210030146 has 16 divisors (see below), whose sum is σ = 187741966104. Its totient is φ = 59646633984.
The previous prime is 122210030123. The next prime is 122210030149. The reversal of 122210030146 is 641030012221.
It can be written as a sum of positive squares in 4 ways, for example, as 70310355921 + 51899674225 = 265161^2 + 227815^2 .
It is not an unprimeable number, because it can be changed into a prime (122210030149) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4300555 + ... + 4328878.
Almost surely, 2122210030146 is an apocalyptic number.
122210030146 is a deficient number, since it is larger than the sum of its proper divisors (65531935958).
122210030146 is an equidigital number, since it uses as much as digits as its factorization.
122210030146 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8629605.
The product of its (nonzero) digits is 576, while the sum is 22.
Adding to 122210030146 its reverse (641030012221), we get a palindrome (763240042367).
The spelling of 122210030146 in words is "one hundred twenty-two billion, two hundred ten million, thirty thousand, one hundred forty-six".
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