Base | Representation |
---|---|
bin | 10001110000001110011… |
… | …000100001000111100011 |
3 | 11022122001201212001211121 |
4 | 101300032120201013203 |
5 | 124442041034121240 |
6 | 2332244335353111 |
7 | 154100015032153 |
oct | 21601630410743 |
9 | 4278051761747 |
10 | 1220012020195 |
11 | 430449a86061 |
12 | 178543682797 |
13 | 8b07b610887 |
14 | 4309825c763 |
15 | 21b06a2d04a |
hex | 11c0e6211e3 |
1220012020195 has 8 divisors (see below), whose sum is σ = 1465718753520. Its totient is φ = 974873396640.
The previous prime is 1220012020177. The next prime is 1220012020207. The reversal of 1220012020195 is 5910202100221.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1220012020195 - 25 = 1220012020163 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 142022716 + ... + 142031305.
It is an arithmetic number, because the mean of its divisors is an integer number (183214844190).
Almost surely, 21220012020195 is an apocalyptic number.
1220012020195 is a deficient number, since it is larger than the sum of its proper divisors (245706733325).
1220012020195 is an equidigital number, since it uses as much as digits as its factorization.
1220012020195 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 284054885.
The product of its (nonzero) digits is 720, while the sum is 25.
The spelling of 1220012020195 in words is "one trillion, two hundred twenty billion, twelve million, twenty thousand, one hundred ninety-five".
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