Base | Representation |
---|---|
bin | 111000110100100000… |
… | …1010000100111110010 |
3 | 102122221212002011202022 |
4 | 1301221001100213302 |
5 | 3444344340202234 |
6 | 132020005551442 |
7 | 11546536401251 |
oct | 1615101204762 |
9 | 378855064668 |
10 | 122021022194 |
11 | 4782675aaa5 |
12 | 1b794715582 |
13 | b677b121a6 |
14 | 5c97914798 |
15 | 329261be2e |
hex | 1c690509f2 |
122021022194 has 4 divisors (see below), whose sum is σ = 183031533294. Its totient is φ = 61010511096.
The previous prime is 122021022163. The next prime is 122021022199. The reversal of 122021022194 is 491220120221.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 491220120221 = 347 ⋅1415619943.
It can be written as a sum of positive squares in only one way, i.e., 116120785225 + 5900236969 = 340765^2 + 76813^2 .
It is not an unprimeable number, because it can be changed into a prime (122021022199) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30505255547 + ... + 30505255550.
Almost surely, 2122021022194 is an apocalyptic number.
122021022194 is a deficient number, since it is larger than the sum of its proper divisors (61010511100).
122021022194 is an equidigital number, since it uses as much as digits as its factorization.
122021022194 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 61010511099.
The product of its (nonzero) digits is 1152, while the sum is 26.
The spelling of 122021022194 in words is "one hundred twenty-two billion, twenty-one million, twenty-two thousand, one hundred ninety-four".
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