Base | Representation |
---|---|
bin | 11011110010011010110100… |
… | …000111001001001111001101 |
3 | 121000201100120212221102022001 |
4 | 123302122310013021033031 |
5 | 112004310204412241414 |
6 | 1111531232200152301 |
7 | 34512345546230653 |
oct | 3362326407111715 |
9 | 530640525842261 |
10 | 122212021212109 |
11 | 35a38910a05834 |
12 | 11859612768691 |
13 | 532670c660a6a |
14 | 2227144380dd3 |
15 | e1e036118074 |
hex | 6f26b41c93cd |
122212021212109 has 8 divisors (see below), whose sum is σ = 122534922432960. Its totient is φ = 121889122318656.
The previous prime is 122212021212091. The next prime is 122212021212133. The reversal of 122212021212109 is 901212120212221.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 122212021212109 - 29 = 122212021211597 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122212021242109) 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, 172351557 + ... + 173059189.
It is an arithmetic number, because the mean of its divisors is an integer number (15316865304120).
Almost surely, 2122212021212109 is an apocalyptic number.
It is an amenable number.
122212021212109 is a deficient number, since it is larger than the sum of its proper divisors (322901220851).
122212021212109 is an equidigital number, since it uses as much as digits as its factorization.
122212021212109 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1163699.
The product of its (nonzero) digits is 1152, while the sum is 28.
The spelling of 122212021212109 in words is "one hundred twenty-two trillion, two hundred twelve billion, twenty-one million, two hundred twelve thousand, one hundred nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •